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10078025 = 5217231031
BaseRepresentation
bin100110011100…
…011101001001
3200222000110012
4212130131021
510034444100
61000001305
7151442666
oct46343511
920860405
1010078025
115763851
123460235
13211b239
1414a4a6d
15d41135
hex99c749

10078025 has 24 divisors (see below), whose sum is σ = 13820544. Its totient is φ = 7251200.

The previous prime is 10077983. The next prime is 10078027. The reversal of 10078025 is 52087001.

10078025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10078025 - 218 = 9815881 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10078027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9260 + ... + 10290.

It is an arithmetic number, because the mean of its divisors is an integer number (575856).

Almost surely, 210078025 is an apocalyptic number.

It is an amenable number.

10078025 is a deficient number, since it is larger than the sum of its proper divisors (3742519).

10078025 is a wasteful number, since it uses less digits than its factorization.

10078025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1076 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 10078025 is about 3174.5905247764. The cubic root of 10078025 is about 216.0023505117.

It can be divided in two parts, 100 and 78025, that added together give a 7-th power (78125 = 57).

The spelling of 10078025 in words is "ten million, seventy-eight thousand, twenty-five".

Divisors: 1 5 17 23 25 85 115 391 425 575 1031 1955 5155 9775 17527 23713 25775 87635 118565 403121 438175 592825 2015605 10078025