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15029357140 = 2257619173429
BaseRepresentation
bin11011111111101000…
…11100101001010100
31102210102101110010001
431333310130221110
5221240003412030
610523203141044
71041304266520
oct157764345124
942712343101
1015029357140
116412753516
122ab5374784
131556957545
14a280a6d80
155ce6b2cca
hex37fd1ca54

15029357140 has 48 divisors (see below), whose sum is σ = 36128937600. Its totient is φ = 5144568192.

The previous prime is 15029357129. The next prime is 15029357149. The reversal of 15029357140 is 4175392051.

It is a self number, because there is not a number n which added to its sum of digits gives 15029357140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15029357149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55 + ... + 173374.

It is an arithmetic number, because the mean of its divisors is an integer number (752686200).

Almost surely, 215029357140 is an apocalyptic number.

15029357140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15029357140 is an abundant number, since it is smaller than the sum of its proper divisors (21099580460).

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

15029357140 is a wasteful number, since it uses less digits than its factorization.

15029357140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174064 (or 174062 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 15029357140 in words is "fifteen billion, twenty-nine million, three hundred fifty-seven thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 619 1238 2476 3095 4333 6190 8666 12380 17332 21665 43330 86660 173429 346858 693716 867145 1214003 1734290 2428006 3468580 4856012 6070015 12140030 24280060 107352551 214705102 429410204 536762755 751467857 1073525510 1502935714 2147051020 3005871428 3757339285 7514678570 15029357140