Base | Representation |
---|---|
bin | 1000000011101100010… |
… | …1001001000101011110 |
3 | 111020022102202121012102 |
4 | 2000323011021011132 |
5 | 4232001110012100 |
6 | 143332142405102 |
7 | 13000266630665 |
oct | 2007305110536 |
9 | 436272677172 |
10 | 138430157150 |
11 | 5378723aa5a |
12 | 229b3b90792 |
13 | 100915878bc |
14 | 69b2d47ddc |
15 | 3902ecccd5 |
hex | 203b14915e |
138430157150 has 48 divisors (see below), whose sum is σ = 261929306880. Its totient is φ = 54415855200.
The previous prime is 138430157147. The next prime is 138430157161. The reversal of 138430157150 is 51751034831.
It is a super-2 number, since 2×1384301571502 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
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, 12593957 + ... + 12604943.
It is an arithmetic number, because the mean of its divisors is an integer number (5456860560).
Almost surely, 2138430157150 is an apocalyptic number.
138430157150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
138430157150 is a deficient number, since it is larger than the sum of its proper divisors (123499149730).
138430157150 is a wasteful number, since it uses less digits than its factorization.
138430157150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15329 (or 15324 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 38.
The spelling of 138430157150 in words is "one hundred thirty-eight billion, four hundred thirty million, one hundred fifty-seven thousand, one hundred fifty".
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