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10091425 = 521033919
BaseRepresentation
bin100110011111…
…101110100001
3200222200211111
4212133232201
510040411200
61000143321
7151530031
oct46375641
920880744
1010091425
115772923
123467b41
132124376
1414a98c1
15d450ba
hex99fba1

10091425 has 12 divisors (see below), whose sum is σ = 12638080. Its totient is φ = 7992720.

The previous prime is 10091423. The next prime is 10091429. The reversal of 10091425 is 52419001.

10091425 = T85 + T86 + ... + T393.

It is not a de Polignac number, because 10091425 - 21 = 10091423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10091396 and 10091405.

It is not an unprimeable number, because it can be changed into a prime (10091423) 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, 616 + ... + 4534.

Almost surely, 210091425 is an apocalyptic number.

It is an amenable number.

10091425 is a deficient number, since it is larger than the sum of its proper divisors (2546655).

10091425 is a wasteful number, since it uses less digits than its factorization.

10091425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032 (or 4027 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 10091425 is about 3176.7003321056. The cubic root of 10091425 is about 216.0980421975.

The spelling of 10091425 in words is "ten million, ninety-one thousand, four hundred twenty-five".

Divisors: 1 5 25 103 515 2575 3919 19595 97975 403657 2018285 10091425