Search a number
-
+
60853907928 = 233113161791543
BaseRepresentation
bin111000101011001011…
…001111000111011000
312211002000100211012210
4320223023033013120
51444112100023203
643542250235120
74253005453122
oct705313170730
9184060324183
1060853907928
11238984987a0
12b963a25aa0
13597a636158
142d34052212
1518b26c7803
hexe2b2cf1d8

60853907928 has 256 divisors, whose sum is σ = 176445849600. Its totient is φ = 17319744000.

The previous prime is 60853907911. The next prime is 60853907941. The reversal of 60853907928 is 82970935806.

It is a super-2 number, since 2×608539079282 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39437925 + ... + 39439467.

It is an arithmetic number, because the mean of its divisors is an integer number (689241600).

Almost surely, 260853907928 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 60853907928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88222924800).

60853907928 is an abundant number, since it is smaller than the sum of its proper divisors (115591941672).

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

60853907928 is a wasteful number, since it uses less digits than its factorization.

60853907928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734 (or 1730 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

It can be divided in two parts, 608 and 53907928, that added together give a triangular number (53908536 = T10383).

The spelling of 60853907928 in words is "sixty billion, eight hundred fifty-three million, nine hundred seven thousand, nine hundred twenty-eight".