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54723141 = 3311238011
BaseRepresentation
bin1101000011000…
…0001001000101
310210222020001000
43100300021011
5103002120031
65232523513
71233065454
oct320601105
9123866030
1054723141
1128987340
12163b0599
13b450175
1473a6b9b
154c0e3e6
hex3430245

54723141 has 32 divisors (see below), whose sum is σ = 92298240. Its totient is φ = 31719600.

The previous prime is 54723131. The next prime is 54723167. The reversal of 54723141 is 14132745.

It is not a de Polignac number, because 54723141 - 27 = 54723013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54723101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2826 + ... + 10836.

It is an arithmetic number, because the mean of its divisors is an integer number (2884320).

Almost surely, 254723141 is an apocalyptic number.

It is an amenable number.

54723141 is a deficient number, since it is larger than the sum of its proper divisors (37575099).

54723141 is a wasteful number, since it uses less digits than its factorization.

54723141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8054 (or 8048 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 54723141 is about 7397.5091078011. The cubic root of 54723141 is about 379.6560622957.

Adding to 54723141 its reverse (14132745), we get a palindrome (68855886).

The spelling of 54723141 in words is "fifty-four million, seven hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 3 9 11 23 27 33 69 99 207 253 297 621 759 2277 6831 8011 24033 72099 88121 184253 216297 264363 552759 793089 1658277 2026783 2379267 4974831 6080349 18241047 54723141