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105356456 = 23109312049
BaseRepresentation
bin1100100011110…
…01110010101000
321100020122212222
412101321302220
5203432401311
614242053212
72416341452
oct621716250
9240218788
10105356456
115451a957
122b34a208
1318a9a8ca
14ddc72d2
hex6479ca8

105356456 has 16 divisors (see below), whose sum is σ = 197740500. Its totient is φ = 52625664.

The previous prime is 105356443. The next prime is 105356473. The reversal of 105356456 is 654653501.

It can be written as a sum of positive squares in 2 ways, for example, as 87123556 + 18232900 = 9334^2 + 4270^2 .

It is a super-2 number, since 2×1053564562 = 22199965641759872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2720 + ... + 14768.

Almost surely, 2105356456 is an apocalyptic number.

It is an amenable number.

105356456 is a deficient number, since it is larger than the sum of its proper divisors (92384044).

105356456 is a wasteful number, since it uses less digits than its factorization.

105356456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13148 (or 13144 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 105356456 is about 10264.3293010308. The cubic root of 105356456 is about 472.3026522984.

The spelling of 105356456 in words is "one hundred five million, three hundred fifty-six thousand, four hundred fifty-six".