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105164346 = 23717147289
BaseRepresentation
bin1100100010010…
…10111000111010
321022212220100210
412101022320322
5203410224341
614234011550
72414611410
oct621127072
9238786323
10105164346
11543a9591
122b276bb6
1318a31331
14dd772b0
159374c16
hex644ae3a

105164346 has 32 divisors (see below), whose sum is σ = 254517120. Its totient is φ = 28279296.

The previous prime is 105164341. The next prime is 105164377. The reversal of 105164346 is 643461501.

It is a super-2 number, since 2×1051643462 = 22119079339215432, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (105164341) 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 15 ways as a sum of consecutive naturals, for example, 72931 + ... + 74358.

It is an arithmetic number, because the mean of its divisors is an integer number (7953660).

Almost surely, 2105164346 is an apocalyptic number.

105164346 is an abundant number, since it is smaller than the sum of its proper divisors (149352774).

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

105164346 is a wasteful number, since it uses less digits than its factorization.

105164346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147318.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 105164346 is about 10254.9668941445. The cubic root of 105164346 is about 472.0154075455.

It can be divided in two parts, 105 and 164346, that added together give a triangular number (164451 = T573).

The spelling of 105164346 in words is "one hundred five million, one hundred sixty-four thousand, three hundred forty-six".

Divisors: 1 2 3 6 7 14 17 21 34 42 51 102 119 238 357 714 147289 294578 441867 883734 1031023 2062046 2503913 3093069 5007826 6186138 7511739 15023478 17527391 35054782 52582173 105164346