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10232012425 = 52409280497
BaseRepresentation
bin10011000011110000…
…00001111010001001
3222102002100002100011
421201320001322021
5131423343344200
64411151311521
7511362446005
oct114170017211
928362302304
1010232012425
114380782418
121b9681b5a1
13c70aa272b
146d0cb9705
153ed43c5ba
hex261e01e89

10232012425 has 6 divisors (see below), whose sum is σ = 12687695438. Its totient is φ = 8185609920.

The previous prime is 10232012393. The next prime is 10232012491. The reversal of 10232012425 is 52421023201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 74597769 + 10157414656 = 8637^2 + 100784^2 .

It is not a de Polignac number, because 10232012425 - 25 = 10232012393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10232012396 and 10232012405.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204640224 + ... + 204640273.

Almost surely, 210232012425 is an apocalyptic number.

It is an amenable number.

10232012425 is a deficient number, since it is larger than the sum of its proper divisors (2455683013).

10232012425 is an equidigital number, since it uses as much as digits as its factorization.

10232012425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409280507 (or 409280502 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 10232012425 its reverse (52421023201), we get a palindrome (62653035626).

The spelling of 10232012425 in words is "ten billion, two hundred thirty-two million, twelve thousand, four hundred twenty-five".

Divisors: 1 5 25 409280497 2046402485 10232012425