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230082720 = 2535768477
BaseRepresentation
bin11011011011011…
…00100010100000
3121000221102011020
431231230202200
5432400121340
634455245440
75462446050
oct1555544240
9530842136
10230082720
1110896a60a
1265079880
133888ab2a
14227b3560
15152ec9d0
hexdb6c8a0

230082720 has 96 divisors (see below), whose sum is σ = 828309888. Its totient is φ = 52589568.

The previous prime is 230082707. The next prime is 230082751. The reversal of 230082720 is 27280032.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30879 + ... + 37598.

It is an arithmetic number, because the mean of its divisors is an integer number (8628228).

Almost surely, 2230082720 is an apocalyptic number.

230082720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230082720 is an abundant number, since it is smaller than the sum of its proper divisors (598227168).

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

230082720 is a wasteful number, since it uses less digits than its factorization.

230082720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68502 (or 68494 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 230082720 is about 15168.4778405745. The cubic root of 230082720 is about 612.7660107902.

The spelling of 230082720 in words is "two hundred thirty million, eighty-two thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 70 80 84 96 105 112 120 140 160 168 210 224 240 280 336 420 480 560 672 840 1120 1680 3360 68477 136954 205431 273908 342385 410862 479339 547816 684770 821724 958678 1027155 1095632 1369540 1438017 1643448 1917356 2054310 2191264 2396695 2739080 2876034 3286896 3834712 4108620 4793390 5478160 5752068 6573792 7190085 7669424 8217240 9586780 10956320 11504136 14380170 15338848 16434480 19173560 23008272 28760340 32868960 38347120 46016544 57520680 76694240 115041360 230082720