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126350980 = 2257902507
BaseRepresentation
bin1111000011111…
…11011010000100
322210202021221221
413201333122010
5224321212410
620312050124
73062652130
oct741773204
9283667857
10126350980
116535a3a8
1236393944
132023b8c2
1412ad03c0
15b15c4da
hex787f684

126350980 has 24 divisors (see below), whose sum is σ = 303242688. Its totient is φ = 43320288.

The previous prime is 126350977. The next prime is 126350989. The reversal of 126350980 is 89053621.

It is not an unprimeable number, because it can be changed into a prime (126350989) 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, 451114 + ... + 451393.

It is an arithmetic number, because the mean of its divisors is an integer number (12635112).

Almost surely, 2126350980 is an apocalyptic number.

126350980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126350980 is an abundant number, since it is smaller than the sum of its proper divisors (176891708).

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

126350980 is a wasteful number, since it uses less digits than its factorization.

126350980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902523 (or 902521 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 126350980 is about 11240.5951799716. The cubic root of 126350980 is about 501.7948559414.

The spelling of 126350980 in words is "one hundred twenty-six million, three hundred fifty thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 902507 1805014 3610028 4512535 6317549 9025070 12635098 18050140 25270196 31587745 63175490 126350980