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13060025 = 521147491
BaseRepresentation
bin110001110100…
…011110111001
3220120111222122
4301310132321
511320410100
61143531025
7216002606
oct61643671
926514878
1013060025
117410210
124459a75
132923634
141a3d6ad
15122e985
hexc747b9

13060025 has 12 divisors (see below), whose sum is σ = 17667024. Its totient is φ = 9498000.

The previous prime is 13060013. The next prime is 13060057. The reversal of 13060025 is 52006031.

It is not a de Polignac number, because 13060025 - 24 = 13060009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13059985 and 13060012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23471 + ... + 24020.

It is an arithmetic number, because the mean of its divisors is an integer number (1472252).

Almost surely, 213060025 is an apocalyptic number.

It is an amenable number.

13060025 is a deficient number, since it is larger than the sum of its proper divisors (4606999).

13060025 is a wasteful number, since it uses less digits than its factorization.

13060025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47512 (or 47507 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 13060025 is about 3613.8656588202. The cubic root of 13060025 is about 235.4948077284.

Adding to 13060025 its reverse (52006031), we get a palindrome (65066056).

The spelling of 13060025 in words is "thirteen million, sixty thousand, twenty-five".

Divisors: 1 5 11 25 55 275 47491 237455 522401 1187275 2612005 13060025