Search a number
-
+
57465856475 = 5216785716061
BaseRepresentation
bin110101100001001110…
…110110000111011011
312111022220010222100122
4311201032312013123
51420142224401400
642222140423455
74103025502106
oct654116660733
9174286128318
1057465856475
1122409a83575
12b179247b8b
13555a734a91
142ad20b573d
151765030685
hexd613b61db

57465856475 has 24 divisors (see below), whose sum is σ = 71772468768. Its totient is φ = 45641235200.

The previous prime is 57465856457. The next prime is 57465856489.

57465856475 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 57465856475 - 232 = 53170889179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3569945 + ... + 3586005.

It is an arithmetic number, because the mean of its divisors is an integer number (2990519532).

Almost surely, 257465856475 is an apocalyptic number.

57465856475 is a deficient number, since it is larger than the sum of its proper divisors (14306612293).

57465856475 is a wasteful number, since it uses less digits than its factorization.

57465856475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17095 (or 17090 counting only the distinct ones).

The product of its digits is 141120000, while the sum is 62.

The spelling of 57465856475 in words is "fifty-seven billion, four hundred sixty-five million, eight hundred fifty-six thousand, four hundred seventy-five".

Divisors: 1 5 25 167 835 857 4175 4285 16061 21425 80305 143119 401525 715595 2682187 3577975 13410935 13764277 67054675 68821385 344106925 2298634259 11493171295 57465856475