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13092216 = 2331928711
BaseRepresentation
bin110001111100…
…010101111000
3220122011010220
4301330111320
511322422331
61144340040
7216165504
oct61742570
926564126
1013092216
117432415
124474620
132935197
141a4b304
151239296
hexc7c578

13092216 has 32 divisors (see below), whose sum is σ = 34454400. Its totient is φ = 4134240.

The previous prime is 13092203. The next prime is 13092217. The reversal of 13092216 is 61229031.

It is a super-2 number, since 2×130922162 = 342812239581312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13092217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13900 + ... + 14811.

It is an arithmetic number, because the mean of its divisors is an integer number (1076700).

Almost surely, 213092216 is an apocalyptic number.

It is an amenable number.

13092216 is an abundant number, since it is smaller than the sum of its proper divisors (21362184).

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

13092216 is a wasteful number, since it uses less digits than its factorization.

13092216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28739 (or 28735 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13092216 is about 3618.3167357212. The cubic root of 13092216 is about 235.6881354172.

The spelling of 13092216 in words is "thirteen million, ninety-two thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 28711 57422 86133 114844 172266 229688 344532 545509 689064 1091018 1636527 2182036 3273054 4364072 6546108 13092216