Search a number
-
+
57992943 = 3181106801
BaseRepresentation
bin1101110100111…
…0011011101111
311001010100100210
43131032123233
5104321233233
65430553503
71302634431
oct335163357
9131110323
1057992943
112a80aa58
1217508893
13c026568
1479b8651
155158163
hex374e6ef

57992943 has 8 divisors (see below), whose sum is σ = 77751856. Its totient is φ = 38448000.

The previous prime is 57992927. The next prime is 57992969. The reversal of 57992943 is 34929975.

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

It is not a de Polignac number, because 57992943 - 24 = 57992927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57992892 and 57992901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57992243) 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, 52858 + ... + 53943.

It is an arithmetic number, because the mean of its divisors is an integer number (9718982).

Almost surely, 257992943 is an apocalyptic number.

57992943 is a deficient number, since it is larger than the sum of its proper divisors (19758913).

57992943 is a wasteful number, since it uses less digits than its factorization.

57992943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106985.

The product of its digits is 612360, while the sum is 48.

The square root of 57992943 is about 7615.3097770215. The cubic root of 57992943 is about 387.0719641292.

The spelling of 57992943 in words is "fifty-seven million, nine hundred ninety-two thousand, nine hundred forty-three".

Divisors: 1 3 181 543 106801 320403 19330981 57992943