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126427020 = 22352107117
BaseRepresentation
bin1111000100100…
…01111110001100
322210220011021020
413202101332030
5224331131040
620313434140
73063416616
oct742217614
9283804236
10126427020
1165401545
123640b950
13202673b5
1412b0ddb6
15b174cd0
hex7891f8c

126427020 has 24 divisors (see below), whose sum is σ = 353995824. Its totient is φ = 33713856.

The previous prime is 126427019. The next prime is 126427031. The reversal of 126427020 is 20724621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1053499 + ... + 1053618.

It is an arithmetic number, because the mean of its divisors is an integer number (14749826).

Almost surely, 2126427020 is an apocalyptic number.

126427020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126427020 is an abundant number, since it is smaller than the sum of its proper divisors (227568804).

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

126427020 is a wasteful number, since it uses less digits than its factorization.

126427020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107129 (or 2107127 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 126427020 is about 11243.9770544056. The cubic root of 126427020 is about 501.8954984243.

The spelling of 126427020 in words is "one hundred twenty-six million, four hundred twenty-seven thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2107117 4214234 6321351 8428468 10535585 12642702 21071170 25285404 31606755 42142340 63213510 126427020