Search a number
-
+
57010716 = 22377319
BaseRepresentation
bin1101100101111…
…0101000011100
310222021110000000
43121132220130
5104043320331
65353534300
71261404000
oct331365034
9128243000
1057010716
112a1a9aa4
1217114390
13ba71469
147800700
1550120e6
hex365ea1c

57010716 has 192 divisors, whose sum is σ = 183680000. Its totient is φ = 15431472.

The previous prime is 57010703. The next prime is 57010727. The reversal of 57010716 is 61701075.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 57010716.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3000555 + ... + 3000573.

Almost surely, 257010716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57010716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91840000).

57010716 is an abundant number, since it is smaller than the sum of its proper divisors (126669284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57010716 is an equidigital number, since it uses as much as digits as its factorization.

57010716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 57010716 is about 7550.5440863556. The cubic root of 57010716 is about 384.8742288902.

The spelling of 57010716 in words is "fifty-seven million, ten thousand, seven hundred sixteen".