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10138537 = 97127823
BaseRepresentation
bin100110101011…
…001110101001
3201002002110101
4212223032221
510043413122
61001145401
7152114263
oct46531651
921062411
1010138537
1157a5262
12348b261
13213c946
1414bcb33
15d54027
hex9ab3a9

10138537 has 8 divisors (see below), whose sum is σ = 10336256. Its totient is φ = 9942912.

The previous prime is 10138523. The next prime is 10138547. The reversal of 10138537 is 73583101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10138537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10138547) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11908 + ... + 12730.

It is an arithmetic number, because the mean of its divisors is an integer number (1292032).

Almost surely, 210138537 is an apocalyptic number.

It is an amenable number.

10138537 is a deficient number, since it is larger than the sum of its proper divisors (197719).

10138537 is an equidigital number, since it uses as much as digits as its factorization.

10138537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 10138537 is about 3184.1069391589. The cubic root of 10138537 is about 216.4338061036.

The spelling of 10138537 in words is "ten million, one hundred thirty-eight thousand, five hundred thirty-seven".

Divisors: 1 97 127 823 12319 79831 104521 10138537