Base | Representation |
---|---|
bin | 10001011111111100101111… |
… | …01111110011100010000000 |
3 | 12001020202121001112211111002 |
4 | 20233332113233303202000 |
5 | 20020433402410140240 |
6 | 213501555550511132 |
7 | 11051112652140206 |
oct | 1057762757634200 |
9 | 161222531484432 |
10 | 38481157896320 |
11 | 11296849481377 |
12 | 4395aa5b054a8 |
13 | 18619b06487a9 |
14 | 9706d8657076 |
15 | 46aeb35c6d15 |
hex | 22ff97bf3880 |
38481157896320 has 32 divisors (see below), whose sum is σ = 91994018097420. Its totient is φ = 15392463158272.
The previous prime is 38481157896289. The next prime is 38481157896323. The reversal of 38481157896320 is 2369875118483.
It can be written as a sum of positive squares in 2 ways, for example, as 37772234311744 + 708923584576 = 6145912^2 + 841976^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×384811578963202 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38481157896323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30063403967 + ... + 30063405246.
It is a 1-persistent number, because it is pandigital, but 2⋅38481157896320 = 76962315792640 is not.
Almost surely, 238481157896320 is an apocalyptic number.
It is an amenable number.
38481157896320 is an abundant number, since it is smaller than the sum of its proper divisors (53512860201100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38481157896320 is an equidigital number, since it uses as much as digits as its factorization.
38481157896320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60126809232 (or 60126809220 counting only the distinct ones).
The product of its (nonzero) digits is 69672960, while the sum is 65.
The spelling of 38481157896320 in words is "thirty-eight trillion, four hundred eighty-one billion, one hundred fifty-seven million, eight hundred ninety-six thousand, three hundred twenty".
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