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10290725 = 521073847
BaseRepresentation
bin100111010000…
…011000100101
3201100211012222
4213100120211
510113300400
61004322125
7153320054
oct47203045
921324188
1010290725
115899635
123543345
132193cb3
14151c39b
15d84185
hex9d0625

10290725 has 12 divisors (see below), whose sum is σ = 12883104. Its totient is φ = 8153520.

The previous prime is 10290719. The next prime is 10290727. The reversal of 10290725 is 52709201.

It is not a de Polignac number, because 10290725 - 218 = 10028581 is a prime.

It is a super-3 number, since 3×102907253 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10290694 and 10290703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10290727) 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, 752 + ... + 4598.

It is an arithmetic number, because the mean of its divisors is an integer number (1073592).

Almost surely, 210290725 is an apocalyptic number.

It is an amenable number.

10290725 is a deficient number, since it is larger than the sum of its proper divisors (2592379).

10290725 is a wasteful number, since it uses less digits than its factorization.

10290725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964 (or 3959 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 10290725 is about 3207.9159901718. The cubic root of 10290725 is about 217.5113835589.

Adding to 10290725 its reverse (52709201), we get a palindrome (62999926).

The spelling of 10290725 in words is "ten million, two hundred ninety thousand, seven hundred twenty-five".

Divisors: 1 5 25 107 535 2675 3847 19235 96175 411629 2058145 10290725