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125720760 = 2335112341101
BaseRepresentation
bin1110111111001…
…01100010111000
322202120021110110
413133211202320
5224141031020
620250344320
73054415554
oct737454270
9282507413
10125720760
1164a69960
123612b0a0
132007aaa9
14129a8864
15b0858e0
hex77e58b8

125720760 has 256 divisors, whose sum is σ = 444165120. Its totient is φ = 28160000.

The previous prime is 125720753. The next prime is 125720761. The reversal of 125720760 is 67027521.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125720761) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1244710 + ... + 1244810.

It is an arithmetic number, because the mean of its divisors is an integer number (1735020).

Almost surely, 2125720760 is an apocalyptic number.

125720760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125720760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222082560).

125720760 is an abundant number, since it is smaller than the sum of its proper divisors (318444360).

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

125720760 is a wasteful number, since it uses less digits than its factorization.

125720760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 186 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 125720760 is about 11212.5269230446. The cubic root of 125720760 is about 500.9591721344.

The spelling of 125720760 in words is "one hundred twenty-five million, seven hundred twenty thousand, seven hundred sixty".