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54600161 = 721129209
BaseRepresentation
bin1101000001001…
…0000111100001
310210201222100012
43100102013201
5102434201121
65230134305
71232044100
oct320220741
9123658305
1054600161
1128902a00
1216351395
13b4091b5
147374037
154bd7c5b
hex34121e1

54600161 has 18 divisors (see below), whose sum is σ = 69821010. Its totient is φ = 42540960.

The previous prime is 54600101. The next prime is 54600163. The reversal of 54600161 is 16100645.

It can be written as a sum of positive squares in only one way, i.e., 37945600 + 16654561 = 6160^2 + 4081^2 .

It is a de Polignac number, because none of the positive numbers 2k-54600161 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54600163) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1325 + ... + 10533.

It is an arithmetic number, because the mean of its divisors is an integer number (3878945).

Almost surely, 254600161 is an apocalyptic number.

It is an amenable number.

54600161 is a deficient number, since it is larger than the sum of its proper divisors (15220849).

54600161 is a wasteful number, since it uses less digits than its factorization.

54600161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9245 (or 9227 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 54600161 is about 7389.1921750622. The cubic root of 54600161 is about 379.3714470417.

The spelling of 54600161 in words is "fifty-four million, six hundred thousand, one hundred sixty-one".

Divisors: 1 7 11 49 77 121 539 847 5929 9209 64463 101299 451241 709093 1114289 4963651 7800023 54600161