Search a number
-
+
57018844103 = 13313116312049
BaseRepresentation
bin110101000110100101…
…101000001111000111
312110011202000101122212
4311012211220033013
51413233311002403
642105531414035
74055660115044
oct650645501707
9173152011585
1057018844103
11221aa718561
12b0735b431b
1354b8c42c10
142a8c9941cb
15173ab824d8
hexd469683c7

57018844103 has 16 divisors (see below), whose sum is σ = 61659175200. Its totient is φ = 52415161344.

The previous prime is 57018844079. The next prime is 57018844109. The reversal of 57018844103 is 30144881075.

57018844103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 57018844103 - 26 = 57018844039 is a prime.

It is a super-2 number, since 2×570188441032 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57018844109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4726223 + ... + 4738271.

It is an arithmetic number, because the mean of its divisors is an integer number (3853698450).

Almost surely, 257018844103 is an apocalyptic number.

57018844103 is a deficient number, since it is larger than the sum of its proper divisors (4640331097).

57018844103 is a wasteful number, since it uses less digits than its factorization.

57018844103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13538.

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 57018844103 in words is "fifty-seven billion, eighteen million, eight hundred forty-four thousand, one hundred three".

Divisors: 1 13 313 1163 4069 12049 15119 156637 364019 3771337 4732247 14012987 49027381 182168831 4386064931 57018844103