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54585357 = 387720747
BaseRepresentation
bin1101000000111…
…0100000001101
310210201020000220
43100032200031
5102433212412
65225541553
71231652661
oct320164015
9123636026
1054585357
11288a2872
12163448b9
13b402538
14736c8a1
154bd368c
hex340e80d

54585357 has 8 divisors (see below), whose sum is σ = 72866976. Its totient is φ = 36346992.

The previous prime is 54585331. The next prime is 54585359. The reversal of 54585357 is 75358545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54585357 - 210 = 54584333 is a prime.

It is a super-2 number, since 2×545853572 = 5959122397634898, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54585359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7743 + ... + 13004.

It is an arithmetic number, because the mean of its divisors is an integer number (9108372).

Almost surely, 254585357 is an apocalyptic number.

It is an amenable number.

54585357 is a deficient number, since it is larger than the sum of its proper divisors (18281619).

54585357 is a wasteful number, since it uses less digits than its factorization.

54585357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21627.

The product of its digits is 420000, while the sum is 42.

The square root of 54585357 is about 7388.1903738331. The cubic root of 54585357 is about 379.3371570173.

The spelling of 54585357 in words is "fifty-four million, five hundred eighty-five thousand, three hundred fifty-seven".

Divisors: 1 3 877 2631 20747 62241 18195119 54585357