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116664212 = 22738910711
BaseRepresentation
bin1101111010000…
…10011110010100
322010112011012202
412331002132110
5214331223322
615324304032
72614425620
oct675023624
9263464182
10116664212
115a943605
12330a2018
131b2297a2
14116cc180
15a397292
hex6f42794

116664212 has 24 divisors (see below), whose sum is σ = 233950080. Its totient is φ = 49865760.

The previous prime is 116664179. The next prime is 116664263. The reversal of 116664212 is 212466611.

It is a super-2 number, since 2×1166642122 = 27221076723161888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5537 + ... + 16247.

It is an arithmetic number, because the mean of its divisors is an integer number (9747920).

Almost surely, 2116664212 is an apocalyptic number.

It is an amenable number.

116664212 is an abundant number, since it is smaller than the sum of its proper divisors (117285868).

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

116664212 is a wasteful number, since it uses less digits than its factorization.

116664212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111 (or 11109 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 116664212 is about 10801.1208677618. The cubic root of 116664212 is about 488.6289759935.

The spelling of 116664212 in words is "one hundred sixteen million, six hundred sixty-four thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 389 778 1556 2723 5446 10711 10892 21422 42844 74977 149954 299908 4166579 8333158 16666316 29166053 58332106 116664212