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55192958 = 2312114219
BaseRepresentation
bin1101001010001…
…0110101111110
310211212002111122
43102202311332
5103112133313
65250550542
71240063262
oct322426576
9124762448
1055192958
1129178317
1216598452
13b585c72
14748a0a2
154ca3708
hex34a2d7e

55192958 has 16 divisors (see below), whose sum is σ = 85885440. Its totient is φ = 26573400.

The previous prime is 55192933. The next prime is 55192961. The reversal of 55192958 is 85929155.

It is a super-3 number, since 3×551929583 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 10973 + ... + 15191.

It is an arithmetic number, because the mean of its divisors is an integer number (5367840).

Almost surely, 255192958 is an apocalyptic number.

55192958 is a deficient number, since it is larger than the sum of its proper divisors (30692482).

55192958 is a wasteful number, since it uses less digits than its factorization.

55192958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4463.

The product of its digits is 162000, while the sum is 44.

The square root of 55192958 is about 7429.1963226179. The cubic root of 55192958 is about 380.7394603919.

The spelling of 55192958 in words is "fifty-five million, one hundred ninety-two thousand, nine hundred fifty-eight".

Divisors: 1 2 31 62 211 422 4219 6541 8438 13082 130789 261578 890209 1780418 27596479 55192958