Base | Representation |
---|---|
bin | 1111011010111… |
… | …10110011000100 |
3 | 100000102022212102 |
4 | 13231132303010 |
5 | 231104110030 |
6 | 20500411232 |
7 | 3130366004 |
oct | 755366304 |
9 | 300368772 |
10 | 129363140 |
11 | 67027495 |
12 | 373a6b18 |
13 | 20a5494a |
14 | 13276004 |
15 | b554c45 |
hex | 7b5ecc4 |
129363140 has 24 divisors (see below), whose sum is σ = 271881792. Its totient is φ = 51703520.
The previous prime is 129363119. The next prime is 129363161. The reversal of 129363140 is 41363921.
It is an interprime number because it is at equal distance from previous prime (129363119) and next prime (129363161).
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, 38945 + ... + 42135.
It is an arithmetic number, because the mean of its divisors is an integer number (11328408).
Almost surely, 2129363140 is an apocalyptic number.
129363140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
129363140 is an abundant number, since it is smaller than the sum of its proper divisors (142518652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129363140 is a wasteful number, since it uses less digits than its factorization.
129363140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5227 (or 5225 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 29.
The square root of 129363140 is about 11373.7918039676. The cubic root of 129363140 is about 505.7511157094.
The spelling of 129363140 in words is "one hundred twenty-nine million, three hundred sixty-three thousand, one hundred forty".
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