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4292999880 = 23351310925247
BaseRepresentation
bin1111111111100001…
…1111101011001000
3102002012000222201120
43333320133223020
532243001444010
61545553515240
7211245616431
oct37770375310
912065028646
104292999880
111903317394
129b9872b20
1353553b220
142ca224488
151a1d4ee70
hexffe1fac8

4292999880 has 128 divisors (see below), whose sum is σ = 13997491200. Its totient is φ = 1047002112.

The previous prime is 4292999863. The next prime is 4292999911. The reversal of 4292999880 is 889992924.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157417 + ... + 182663.

It is an arithmetic number, because the mean of its divisors is an integer number (109355400).

Almost surely, 24292999880 is an apocalyptic number.

4292999880 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 4292999880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6998745600).

4292999880 is an abundant number, since it is smaller than the sum of its proper divisors (9704491320).

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

4292999880 is a wasteful number, since it uses less digits than its factorization.

4292999880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25383 (or 25379 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 60.

The square root of 4292999880 is about 65520.9880877876. The cubic root of 4292999880 is about 1625.2504393499.

The spelling of 4292999880 in words is "four billion, two hundred ninety-two million, nine hundred ninety-nine thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 109 120 130 156 195 218 260 312 327 390 436 520 545 654 780 872 1090 1308 1417 1560 1635 2180 2616 2834 3270 4251 4360 5668 6540 7085 8502 11336 13080 14170 17004 21255 25247 28340 34008 42510 50494 56680 75741 85020 100988 126235 151482 170040 201976 252470 302964 328211 378705 504940 605928 656422 757410 984633 1009880 1312844 1514820 1641055 1969266 2625688 2751923 3029640 3282110 3938532 4923165 5503846 6564220 7877064 8255769 9846330 11007692 13128440 13759615 16511538 19692660 22015384 27519230 33023076 35774999 39385320 41278845 55038460 66046152 71549998 82557690 107324997 110076920 143099996 165115380 178874995 214649994 286199992 330230760 357749990 429299988 536624985 715499980 858599976 1073249970 1430999960 2146499940 4292999880