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230083072 = 29449381
BaseRepresentation
bin11011011011011…
…00101000000000
3121000221102122021
431231230220000
5432400124242
634455251224
75462450062
oct1555545000
9530842567
10230083072
1110896a8aa
1265079b14
133888b03b
14227b3732
15152ecb67
hexdb6ca00

230083072 has 20 divisors (see below), whose sum is σ = 459717786. Its totient is φ = 115041280.

The previous prime is 230083069. The next prime is 230083111. The reversal of 230083072 is 270380032.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 220938496 + 9144576 = 14864^2 + 3024^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224179 + ... + 225202.

Almost surely, 2230083072 is an apocalyptic number.

It is an amenable number.

230083072 is a deficient number, since it is larger than the sum of its proper divisors (229634714).

230083072 is an frugal number, since it uses more digits than its factorization.

230083072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449399 (or 449383 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 230083072 is about 15168.4894435801. The cubic root of 230083072 is about 612.7663232771.

The spelling of 230083072 in words is "two hundred thirty million, eighty-three thousand, seventy-two".

Divisors: 1 2 4 8 16 32 64 128 256 512 449381 898762 1797524 3595048 7190096 14380192 28760384 57520768 115041536 230083072