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116665422 = 23103188779
BaseRepresentation
bin1101111010000…
…10110001001110
322010112012212120
412331002301032
5214331243142
615324313410
72614432266
oct675026116
9263465776
10116665422
115a944505
12330a2866
131b22a1c3
14116cc7a6
15a3977ec
hex6f42c4e

116665422 has 16 divisors (see below), whose sum is σ = 235597440. Its totient is φ = 38510712.

The previous prime is 116665411. The next prime is 116665427. The reversal of 116665422 is 224566611.

It is a super-2 number, since 2×1166654222 = 27221641380876168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116665427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93772 + ... + 95007.

It is an arithmetic number, because the mean of its divisors is an integer number (14724840).

Almost surely, 2116665422 is an apocalyptic number.

116665422 is an abundant number, since it is smaller than the sum of its proper divisors (118932018).

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

116665422 is a wasteful number, since it uses less digits than its factorization.

116665422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188887.

The product of its digits is 17280, while the sum is 33.

The square root of 116665422 is about 10801.1768803219. The cubic root of 116665422 is about 488.6306652833.

The spelling of 116665422 in words is "one hundred sixteen million, six hundred sixty-five thousand, four hundred twenty-two".

Divisors: 1 2 3 6 103 206 309 618 188779 377558 566337 1132674 19444237 38888474 58332711 116665422