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10252541 = 136779149
BaseRepresentation
bin100111000111…
…000011111101
3201021212211202
4213013003331
510111040131
61003425245
7153100535
oct47070375
921255752
1010252541
115872982
123525225
13217c7c0
14150c4c5
15d77bcb
hex9c70fd

10252541 has 16 divisors (see below), whose sum is σ = 11424000. Its totient is φ = 9142848.

The previous prime is 10252523. The next prime is 10252553. The reversal of 10252541 is 14525201.

It is not a de Polignac number, because 10252541 - 26 = 10252477 is a prime.

It is a super-2 number, since 2×102525412 = 210229193913362, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10252591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68735 + ... + 68883.

It is an arithmetic number, because the mean of its divisors is an integer number (714000).

Almost surely, 210252541 is an apocalyptic number.

It is an amenable number.

10252541 is a deficient number, since it is larger than the sum of its proper divisors (1171459).

10252541 is a wasteful number, since it uses less digits than its factorization.

10252541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 10252541 is about 3201.9589316542. The cubic root of 10252541 is about 217.2420229313.

Adding to 10252541 its reverse (14525201), we get a palindrome (24777742).

The spelling of 10252541 in words is "ten million, two hundred fifty-two thousand, five hundred forty-one".

Divisors: 1 13 67 79 149 871 1027 1937 5293 9983 11771 68809 129779 153023 788657 10252541