Search a number
-
+
54979160 = 2351972341
BaseRepresentation
bin1101000110111…
…0101001011000
310211110020020012
43101232221120
5103033313120
65242221052
71235213045
oct321565130
9124406205
1054979160
1129041725
12164b4788
13b50c862
1474321cc
154c601c5
hex346ea58

54979160 has 32 divisors (see below), whose sum is σ = 130215600. Its totient is φ = 20833920.

The previous prime is 54979153. The next prime is 54979187. The reversal of 54979160 is 6197945.

54979160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 35411 + ... + 36930.

Almost surely, 254979160 is an apocalyptic number.

It is an amenable number.

54979160 is an abundant number, since it is smaller than the sum of its proper divisors (75236440).

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

54979160 is a wasteful number, since it uses less digits than its factorization.

54979160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72371 (or 72367 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 54979160 is about 7414.7933214622. The cubic root of 54979160 is about 380.2472075662.

The spelling of 54979160 in words is "fifty-four million, nine hundred seventy-nine thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 72341 144682 289364 361705 578728 723410 1374479 1446820 2748958 2893640 5497916 6872395 10995832 13744790 27489580 54979160