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125423080 = 2357394243
BaseRepresentation
bin1110111100111…
…00110111101000
322202000011010021
413132130313220
5224102014310
620240130224
73052035646
oct736346750
9282004107
10125423080
1164886242
1236006974
131cca5453
141292c196
15b0275da
hex779cde8

125423080 has 32 divisors (see below), whose sum is σ = 282650400. Its totient is φ = 50089536.

The previous prime is 125423063. The next prime is 125423087. The reversal of 125423080 is 80324521.

It is not an unprimeable number, because it can be changed into a prime (125423087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27439 + ... + 31681.

It is an arithmetic number, because the mean of its divisors is an integer number (8832825).

Almost surely, 2125423080 is an apocalyptic number.

125423080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125423080 is an abundant number, since it is smaller than the sum of its proper divisors (157227320).

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

125423080 is a wasteful number, since it uses less digits than its factorization.

125423080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993 (or 4989 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 125423080 is about 11199.2446173838. The cubic root of 125423080 is about 500.5634714280.

The spelling of 125423080 in words is "one hundred twenty-five million, four hundred twenty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 739 1478 2956 3695 4243 5912 7390 8486 14780 16972 21215 29560 33944 42430 84860 169720 3135577 6271154 12542308 15677885 25084616 31355770 62711540 125423080