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125826980 = 22519132939
BaseRepresentation
bin1110111111111…
…11011110100100
322202202200011112
413133333132210
5224202430410
620252524152
73055340336
oct737773644
9282680145
10125826980
1165031744
1236180658
13200b7246
14129d5456
15b0a7105
hex77ff7a4

125826980 has 24 divisors (see below), whose sum is σ = 265628160. Its totient is φ = 50065760.

The previous prime is 125826977. The next prime is 125826989. The reversal of 125826980 is 89628521.

It is not an unprimeable number, because it can be changed into a prime (125826989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12650 + ... + 20289.

It is an arithmetic number, because the mean of its divisors is an integer number (11067840).

Almost surely, 2125826980 is an apocalyptic number.

125826980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125826980 is an abundant number, since it is smaller than the sum of its proper divisors (139801180).

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

125826980 is a wasteful number, since it uses less digits than its factorization.

125826980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33139 (or 33137 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 125826980 is about 11217.2625894199. The cubic root of 125826980 is about 501.1002172682.

The spelling of 125826980 in words is "one hundred twenty-five million, eight hundred twenty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1910 3820 32939 65878 131756 164695 329390 658780 6291349 12582698 25165396 31456745 62913490 125826980