Search a number
-
+
54157701 = 3131388659
BaseRepresentation
bin1100111010011…
…0000110000101
310202220111101210
43032212012011
5102331021301
65212442033
71225222113
oct316460605
9122814353
1054157701
1128630534
1216179319
13b2b29a0
14729aab3
154b4bad6
hex33a6185

54157701 has 8 divisors (see below), whose sum is σ = 77764960. Its totient is φ = 33327792.

The previous prime is 54157681. The next prime is 54157711. The reversal of 54157701 is 10775145.

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

It is not a de Polignac number, because 54157701 - 210 = 54156677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54157711) 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, 694291 + ... + 694368.

It is an arithmetic number, because the mean of its divisors is an integer number (9720620).

Almost surely, 254157701 is an apocalyptic number.

It is an amenable number.

54157701 is a deficient number, since it is larger than the sum of its proper divisors (23607259).

54157701 is a wasteful number, since it uses less digits than its factorization.

54157701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388675.

The product of its (nonzero) digits is 4900, while the sum is 30.

The square root of 54157701 is about 7359.1915996256. The cubic root of 54157701 is about 378.3439033102.

The spelling of 54157701 in words is "fifty-four million, one hundred fifty-seven thousand, seven hundred one".

Divisors: 1 3 13 39 1388659 4165977 18052567 54157701