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54805996 = 2271957357
BaseRepresentation
bin1101000100010…
…0010111101100
310211010102200201
43101010113230
5103012242441
65234403244
71233562150
oct321042754
9124112621
1054805996
1128a33613
1216430524
13b47baab
1473c9060
154c28c31
hex34445ec

54805996 has 12 divisors (see below), whose sum is σ = 109612048. Its totient is φ = 23488272.

The previous prime is 54805967. The next prime is 54806023. The reversal of 54805996 is 69950845.

54805996 is an admirable number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978651 + ... + 978706.

Almost surely, 254805996 is an apocalyptic number.

It is an amenable number.

54805996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54805996 is a wasteful number, since it uses less digits than its factorization.

54805996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957368 (or 1957366 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 54805996 is about 7403.1071854999. The cubic root of 54805996 is about 379.8475750635.

It can be divided in two parts, 5480 and 5996, that added together give a triangular number (11476 = T151).

The spelling of 54805996 in words is "fifty-four million, eight hundred five thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 14 28 1957357 3914714 7829428 13701499 27402998 54805996