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230202929 = 11236071499
BaseRepresentation
bin11011011100010…
…01111000110001
3121001011112001102
431232021320301
5432412443204
634502014145
75463456365
oct1556117061
9531145042
10230202929
11108a41960
1265117355
1338900768
14228052a5
151532341e
hexdb89e31

230202929 has 16 divisors (see below), whose sum is σ = 262656000. Its totient is φ = 199713360.

The previous prime is 230202871. The next prime is 230202953. The reversal of 230202929 is 929202032.

It is not a de Polignac number, because 230202929 - 28 = 230202673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230202989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152822 + ... + 154320.

It is an arithmetic number, because the mean of its divisors is an integer number (16416000).

Almost surely, 2230202929 is an apocalyptic number.

It is an amenable number.

230202929 is a deficient number, since it is larger than the sum of its proper divisors (32453071).

230202929 is a wasteful number, since it uses less digits than its factorization.

230202929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2140.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 230202929 is about 15172.4397840295. The cubic root of 230202929 is about 612.8727074382.

The spelling of 230202929 in words is "two hundred thirty million, two hundred two thousand, nine hundred twenty-nine".

Divisors: 1 11 23 253 607 1499 6677 13961 16489 34477 153571 379247 909893 10008823 20927539 230202929