Base | Representation |
---|---|
bin | 100100010011011001… |
… | …011110011111000000 |
3 | 10201121121000211222220 |
4 | 210103121132133000 |
5 | 1114312404314412 |
6 | 25523543531040 |
7 | 2546651550531 |
oct | 442331363700 |
9 | 121547024886 |
10 | 38980151232 |
11 | 15593308620 |
12 | 767a459a80 |
13 | 38a29b5a59 |
14 | 1c5ad74688 |
15 | 10321d468c |
hex | 91365e7c0 |
38980151232 has 224 divisors, whose sum is σ = 118084884480. Its totient is φ = 11232967680.
The previous prime is 38980151219. The next prime is 38980151239. The reversal of 38980151232 is 23215108983.
It is a happy number.
It is a super-2 number, since 2×389801512322 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38980151239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8692863 + ... + 8697345.
Almost surely, 238980151232 is an apocalyptic number.
38980151232 is a gapful number since it is divisible by the number (32) 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 38980151232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59042442240).
38980151232 is an abundant number, since it is smaller than the sum of its proper divisors (79104733248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38980151232 is a wasteful number, since it uses less digits than its factorization.
38980151232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4711 (or 4701 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 42.
The spelling of 38980151232 in words is "thirty-eight billion, nine hundred eighty million, one hundred fifty-one thousand, two hundred thirty-two".
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