Search a number
-
+
57968788 = 2237616421
BaseRepresentation
bin1101110100100…
…0100010010100
311001002010020011
43131020202110
5104320000123
65430250004
71302504133
oct335104224
9131063204
1057968788
112a7a3899
12174b6904
13c018577
1479ad91a
155150e0d
hex3748894

57968788 has 24 divisors (see below), whose sum is σ = 105911624. Its totient is φ = 27734400.

The previous prime is 57968783. The next prime is 57968821. The reversal of 57968788 is 88786975.

It can be written as a sum of positive squares in 4 ways, for example, as 2347024 + 55621764 = 1532^2 + 7458^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57968783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5818 + ... + 12238.

Almost surely, 257968788 is an apocalyptic number.

It is an amenable number.

57968788 is a deficient number, since it is larger than the sum of its proper divisors (47942836).

57968788 is a wasteful number, since it uses less digits than its factorization.

57968788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6523 (or 6521 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 58.

The square root of 57968788 is about 7613.7236619147. The cubic root of 57968788 is about 387.0182160855.

The spelling of 57968788 in words is "fifty-seven million, nine hundred sixty-eight thousand, seven hundred eighty-eight".

Divisors: 1 2 4 37 61 74 122 148 244 2257 4514 6421 9028 12842 25684 237577 391681 475154 783362 950308 1566724 14492197 28984394 57968788