Base | Representation |
---|---|
bin | 1000000010011000111… |
… | …1101101110100101010 |
3 | 111012102002000122021012 |
4 | 2000212033231310222 |
5 | 4230242113420110 |
6 | 143233334343522 |
7 | 12655523540615 |
oct | 2004617556452 |
9 | 435362018235 |
10 | 138080607530 |
11 | 536179a3178 |
12 | 22916ababa2 |
13 | 1003702b6c8 |
14 | 697c75717c |
15 | 38d2482905 |
hex | 20263edd2a |
138080607530 has 48 divisors (see below), whose sum is σ = 252798882336. Its totient is φ = 54302513760.
The previous prime is 138080607481. The next prime is 138080607541. The reversal of 138080607530 is 35706080831.
It is a super-3 number, since 3×1380806075303 (a number of 34 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25629497 + ... + 25634883.
It is an arithmetic number, because the mean of its divisors is an integer number (5266643382).
Almost surely, 2138080607530 is an apocalyptic number.
138080607530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
138080607530 is a deficient number, since it is larger than the sum of its proper divisors (114718274806).
138080607530 is an equidigital number, since it uses as much as digits as its factorization.
138080607530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6099 (or 6032 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 41.
The spelling of 138080607530 in words is "one hundred thirty-eight billion, eighty million, six hundred seven thousand, five hundred thirty".
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