Base | Representation |
---|---|
bin | 100011011001111110… |
… | …100010010011000000 |
3 | 10122010110021220121011 |
4 | 203121332202103000 |
5 | 1110324244201043 |
6 | 25244211410304 |
7 | 2514043235410 |
oct | 433176422300 |
9 | 118113256534 |
10 | 38016787648 |
11 | 15139538274 |
12 | 744b8b3994 |
13 | 377b235428 |
14 | 1ba9042640 |
15 | ec783d59d |
hex | 8d9fa24c0 |
38016787648 has 56 divisors (see below), whose sum is σ = 89189661600. Its totient is φ = 15731079168.
The previous prime is 38016787631. The next prime is 38016787651. The reversal of 38016787648 is 84678761083.
It is a tau number, because it is divible by the number of its divisors (56).
It is a super-2 number, since 2×380167876482 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (58).
It is a junction number, because it is equal to n+sod(n) for n = 38016787592 and 38016787601.
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, 1450093 + ... + 1476076.
Almost surely, 238016787648 is an apocalyptic number.
It is an amenable number.
38016787648 is an abundant number, since it is smaller than the sum of its proper divisors (51172873952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38016787648 is a wasteful number, since it uses less digits than its factorization.
38016787648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2926217 (or 2926207 counting only the distinct ones).
The product of its (nonzero) digits is 10838016, while the sum is 58.
The spelling of 38016787648 in words is "thirty-eight billion, sixteen million, seven hundred eighty-seven thousand, six hundred forty-eight".
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