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10089925 = 521723741
BaseRepresentation
bin100110011111…
…010111000101
3200222121202221
4212133113011
510040334200
61000132341
7151522456
oct46372705
920877687
1010089925
11577178a
1234670b1
132123791
1414a912d
15d4491a
hex99f5c5

10089925 has 12 divisors (see below), whose sum is σ = 13248036. Its totient is φ = 7596800.

The previous prime is 10089917. The next prime is 10089929. The reversal of 10089925 is 52998001.

It can be written as a sum of positive squares in 6 ways, for example, as 1292769 + 8797156 = 1137^2 + 2966^2 .

It is not a de Polignac number, because 10089925 - 23 = 10089917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10089929) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11446 + ... + 12295.

It is an arithmetic number, because the mean of its divisors is an integer number (1104003).

Almost surely, 210089925 is an apocalyptic number.

It is an amenable number.

10089925 is a deficient number, since it is larger than the sum of its proper divisors (3158111).

10089925 is a wasteful number, since it uses less digits than its factorization.

10089925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23768 (or 23763 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 10089925 is about 3176.4642292965. The cubic root of 10089925 is about 216.0873346538.

The spelling of 10089925 in words is "ten million, eighty-nine thousand, nine hundred twenty-five".

Divisors: 1 5 17 25 85 425 23741 118705 403597 593525 2017985 10089925