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10625137 = 18115867
BaseRepresentation
bin101000100010…
…000001110001
3201222210221121
4220202001301
510210001022
61015422241
7156212035
oct50420161
921883847
1010625137
115aa7906
123684981
132280283
1415a81c5
15ded2c7
hexa22071

10625137 has 4 divisors (see below), whose sum is σ = 10632816. Its totient is φ = 10617460.

The previous prime is 10625101. The next prime is 10625143. The reversal of 10625137 is 73152601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 73152601 = 197371333.

It is a cyclic number.

It is not a de Polignac number, because 10625137 - 215 = 10592369 is a prime.

It is a super-2 number, since 2×106251372 = 225787072537538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10625177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123 + ... + 4744.

It is an arithmetic number, because the mean of its divisors is an integer number (2658204).

Almost surely, 210625137 is an apocalyptic number.

It is an amenable number.

10625137 is a deficient number, since it is larger than the sum of its proper divisors (7679).

10625137 is an equidigital number, since it uses as much as digits as its factorization.

10625137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 10625137 is about 3259.6222173743. The cubic root of 10625137 is about 219.8424284912.

Adding to 10625137 its reverse (73152601), we get a palindrome (83777738).

The spelling of 10625137 in words is "ten million, six hundred twenty-five thousand, one hundred thirty-seven".

Divisors: 1 1811 5867 10625137