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153034925 = 526121397
BaseRepresentation
bin10010001111100…
…10000010101101
3101122221222110012
421013302002231
5303134104200
623104023005
73535526651
oct1107620255
9348858405
10153034925
117942544a
1243301a65
1325922414
1416478a61
15d67da35
hex91f20ad

153034925 has 6 divisors (see below), whose sum is σ = 189763338. Its totient is φ = 122427920.

The previous prime is 153034913. The next prime is 153034991. The reversal of 153034925 is 529430351.

It can be written as a sum of positive squares in 3 ways, for example, as 16752649 + 136282276 = 4093^2 + 11674^2 .

It is not a de Polignac number, because 153034925 - 210 = 153033901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153034891 and 153034900.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 3060674 + ... + 3060723.

It is an arithmetic number, because the mean of its divisors is an integer number (31627223).

Almost surely, 2153034925 is an apocalyptic number.

It is an amenable number.

153034925 is a deficient number, since it is larger than the sum of its proper divisors (36728413).

153034925 is an equidigital number, since it uses as much as digits as its factorization.

153034925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6121407 (or 6121402 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 153034925 is about 12370.7285557480. The cubic root of 153034925 is about 534.8888172603. Note that the first 4 decimals are identical.

The spelling of 153034925 in words is "one hundred fifty-three million, thirty-four thousand, nine hundred twenty-five".

Divisors: 1 5 25 6121397 30606985 153034925