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13080826 = 2112191283
BaseRepresentation
bin110001111001…
…100011111010
3220121120112001
4301321203322
511322041301
61144211214
7216120343
oct61714372
926546461
1013080826
117424900
124469b0a
13292cc45
141a470ca
151235c01
hexc798fa

13080826 has 24 divisors (see below), whose sum is σ = 21756672. Its totient is φ = 5893800.

The previous prime is 13080811. The next prime is 13080833. The reversal of 13080826 is 62808031.

It is a super-2 number, since 2×130808262 = 342216017684552, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13080794 and 13080803.

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, 46081 + ... + 46363.

It is an arithmetic number, because the mean of its divisors is an integer number (906528).

Almost surely, 213080826 is an apocalyptic number.

13080826 is a deficient number, since it is larger than the sum of its proper divisors (8675846).

13080826 is a wasteful number, since it uses less digits than its factorization.

13080826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 13080826 is about 3616.7424569632. The cubic root of 13080826 is about 235.6197673955.

Adding to 13080826 its reverse (62808031), we get a palindrome (75888857).

The spelling of 13080826 in words is "thirteen million, eighty thousand, eight hundred twenty-six".

Divisors: 1 2 11 22 121 191 242 283 382 566 2101 3113 4202 6226 23111 34243 46222 54053 68486 108106 594583 1189166 6540413 13080826