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140626152 = 23332292843
BaseRepresentation
bin10000110000111…
…00100011101000
3100210121112211000
420120130203220
5242000014102
621542035000
73325205532
oct1030344350
9323545730
10140626152
117241a567
123b118a60
1323199354
1414968852
15c52c01c
hex861c8e8

140626152 has 64 divisors (see below), whose sum is σ = 392472000. Its totient is φ = 46654272.

The previous prime is 140626139. The next prime is 140626177. The reversal of 140626152 is 251626041.

140626152 is a `hidden beast` number, since 1 + 40 + 6 + 2 + 615 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48043 + ... + 50885.

It is an arithmetic number, because the mean of its divisors is an integer number (6132375).

Almost surely, 2140626152 is an apocalyptic number.

140626152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140626152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196236000).

140626152 is an abundant number, since it is smaller than the sum of its proper divisors (251845848).

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

140626152 is a wasteful number, since it uses less digits than its factorization.

140626152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087 (or 3077 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140626152 is about 11858.5897981168. The cubic root of 140626152 is about 520.0223757630.

The spelling of 140626152 in words is "one hundred forty million, six hundred twenty-six thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 229 458 687 916 1374 1832 2061 2748 2843 4122 5496 5686 6183 8244 8529 11372 12366 16488 17058 22744 24732 25587 34116 49464 51174 68232 76761 102348 153522 204696 307044 614088 651047 1302094 1953141 2604188 3906282 5208376 5859423 7812564 11718846 15625128 17578269 23437692 35156538 46875384 70313076 140626152