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72025113 = 355743103
BaseRepresentation
bin1000100101100…
…00010000011001
312000112020212210
410102300100121
5121414300423
611051425333
71533126516
oct422602031
9160466783
1072025113
1137724596
1220155249
1311bca514
1497cc30d
1564cab93
hex44b0419

72025113 has 8 divisors (see below), whose sum is σ = 96208128. Its totient is φ = 47929424.

The previous prime is 72025111. The next prime is 72025123. The reversal of 72025113 is 31152027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72025113 - 21 = 72025111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72025113.

It is not an unprimeable number, because it can be changed into a prime (72025111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19881 + ... + 23222.

It is an arithmetic number, because the mean of its divisors is an integer number (12026016).

Almost surely, 272025113 is an apocalyptic number.

It is an amenable number.

72025113 is a deficient number, since it is larger than the sum of its proper divisors (24183015).

72025113 is a wasteful number, since it uses less digits than its factorization.

72025113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43663.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 72025113 is about 8486.7610429421. The cubic root of 72025113 is about 416.0651267149.

The spelling of 72025113 in words is "seventy-two million, twenty-five thousand, one hundred thirteen".

Divisors: 1 3 557 1671 43103 129309 24008371 72025113