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4290120800 = 255272926417
BaseRepresentation
bin1111111110110110…
…0000110001100000
3102001222121201100222
43333231200301200
532241232331200
61545412102212
7211212265550
oct37755406140
912058551328
104290120800
111901730289
129b8904968
13534a70924
142c9ab5160
151a1981d85
hexffb60c60

4290120800 has 144 divisors (see below), whose sum is σ = 12382644960. Its totient is φ = 1420124160.

The previous prime is 4290120797. The next prime is 4290120841. The reversal of 4290120800 is 80210924.

It is a self number, because there is not a number n which added to its sum of digits gives 4290120800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149192 + ... + 175608.

It is an arithmetic number, because the mean of its divisors is an integer number (85990590).

Almost surely, 24290120800 is an apocalyptic number.

4290120800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4290120800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6191322480).

4290120800 is an abundant number, since it is smaller than the sum of its proper divisors (8092524160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4290120800 is a wasteful number, since it uses less digits than its factorization.

4290120800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26473 (or 26460 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 4290120800 is about 65499.0137330327. The cubic root of 4290120800 is about 1624.8870359343.

The spelling of 4290120800 in words is "four billion, two hundred ninety million, one hundred twenty thousand, eight hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 29 32 35 40 50 56 58 70 80 100 112 116 140 145 160 175 200 203 224 232 280 290 350 400 406 464 560 580 700 725 800 812 928 1015 1120 1160 1400 1450 1624 2030 2320 2800 2900 3248 4060 4640 5075 5600 5800 6496 8120 10150 11600 16240 20300 23200 26417 32480 40600 52834 81200 105668 132085 162400 184919 211336 264170 369838 422672 528340 660425 739676 766093 845344 924595 1056680 1320850 1479352 1532186 1849190 2113360 2641700 2958704 3064372 3698380 3830465 4226720 4622975 5283400 5362651 5917408 6128744 7396760 7660930 9245950 10566800 10725302 12257488 14793520 15321860 18491900 19152325 21133600 21450604 24514976 26813255 29587040 30643720 36983800 38304650 42901208 53626510 61287440 73967600 76609300 85802416 107253020 122574880 134066275 147935200 153218600 171604832 214506040 268132550 306437200 429012080 536265100 612874400 858024160 1072530200 2145060400 4290120800