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13556368 = 247121039
BaseRepresentation
bin110011101101…
…101010010000
3221111201211201
4303231222100
511432300433
61202320544
7223140640
oct63555220
927451751
1013556368
11771a111
124659154
132a68527
141b2c520
1512cba7d
hexceda90

13556368 has 20 divisors (see below), whose sum is σ = 30017920. Its totient is φ = 5809824.

The previous prime is 13556341. The next prime is 13556377. The reversal of 13556368 is 86365531.

13556368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135563682 = 367550226702848, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60408 + ... + 60631.

It is an arithmetic number, because the mean of its divisors is an integer number (1500896).

Almost surely, 213556368 is an apocalyptic number.

It is an amenable number.

13556368 is an abundant number, since it is smaller than the sum of its proper divisors (16461552).

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

13556368 is a wasteful number, since it uses less digits than its factorization.

13556368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121054 (or 121048 counting only the distinct ones).

The product of its digits is 64800, while the sum is 37.

The square root of 13556368 is about 3681.8973369718. The cubic root of 13556368 is about 238.4410999212.

It can be divided in two parts, 13556 and 368, that added together give a square (13924 = 1182).

The spelling of 13556368 in words is "thirteen million, five hundred fifty-six thousand, three hundred sixty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 121039 242078 484156 847273 968312 1694546 1936624 3389092 6778184 13556368