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13076928 = 263273311
BaseRepresentation
bin110001111000…
…100111000000
3220121101011200
4301320213000
511321430203
61144141200
7216103104
oct61704700
926541150
1013076928
117421987
124467800
13292b237
141a45904
1512349a3
hexc789c0

13076928 has 84 divisors (see below), whose sum is σ = 38118288. Its totient is φ = 4285440.

The previous prime is 13076923. The next prime is 13076933. The reversal of 13076928 is 82967031.

It is an interprime number because it is at equal distance from previous prime (13076923) and next prime (13076933).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13076892 and 13076901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13076923) 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, 41893 + ... + 42203.

Almost surely, 213076928 is an apocalyptic number.

13076928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13076928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19059144).

13076928 is an abundant number, since it is smaller than the sum of its proper divisors (25041360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13076928 is a wasteful number, since it uses less digits than its factorization.

13076928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 13076928 is about 3616.2035340948. The cubic root of 13076928 is about 235.5963606907.

The spelling of 13076928 in words is "thirteen million, seventy-six thousand, nine hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 73 96 144 146 192 219 288 292 311 438 576 584 622 657 876 933 1168 1244 1314 1752 1866 2336 2488 2628 2799 3504 3732 4672 4976 5256 5598 7008 7464 9952 10512 11196 14016 14928 19904 21024 22392 22703 29856 42048 44784 45406 59712 68109 89568 90812 136218 179136 181624 204327 272436 363248 408654 544872 726496 817308 1089744 1452992 1634616 2179488 3269232 4358976 6538464 13076928