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126862930 = 2525150543
BaseRepresentation
bin1111000111111…
…00011001010010
322211201022020001
413203330121102
5224434103210
620331040214
73100213525
oct743743122
9284638201
10126862930
1165679aa7
12365a006a
132038a92c
1412bc4bbc
15b20e03a
hex78fc652

126862930 has 16 divisors (see below), whose sum is σ = 229267584. Its totient is φ = 50542000.

The previous prime is 126862919. The next prime is 126862933. The reversal of 126862930 is 39268621.

It is a self number, because there is not a number n which added to its sum of digits gives 126862930.

It is not an unprimeable number, because it can be changed into a prime (126862933) 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, 22762 + ... + 27781.

It is an arithmetic number, because the mean of its divisors is an integer number (14329224).

Almost surely, 2126862930 is an apocalyptic number.

126862930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126862930 is a deficient number, since it is larger than the sum of its proper divisors (102404654).

126862930 is a wasteful number, since it uses less digits than its factorization.

126862930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50801.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 126862930 is about 11263.3445299343. The cubic root of 126862930 is about 502.4716682458.

The spelling of 126862930 in words is "one hundred twenty-six million, eight hundred sixty-two thousand, nine hundred thirty".

Divisors: 1 2 5 10 251 502 1255 2510 50543 101086 252715 505430 12686293 25372586 63431465 126862930