Base | Representation |
---|---|
bin | 10111000100100… |
… | …010111010100000 |
3 | 222222100001212021 |
4 | 113010202322200 |
5 | 1243042130202 |
6 | 102224111224 |
7 | 12410006554 |
oct | 2704427240 |
9 | 888301767 |
10 | 387067552 |
11 | 189542643 |
12 | a9765514 |
13 | 62264071 |
14 | 39599864 |
15 | 23eaba37 |
hex | 17122ea0 |
387067552 has 96 divisors (see below), whose sum is σ = 829108224. Its totient is φ = 177408000.
The previous prime is 387067547. The next prime is 387067579. The reversal of 387067552 is 255760783.
It is a super-2 number, since 2×3870675522 = 299642579622545408, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 387067499 and 387067508.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3047713 + ... + 3047839.
It is an arithmetic number, because the mean of its divisors is an integer number (8636544).
Almost surely, 2387067552 is an apocalyptic number.
387067552 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 387067552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414554112).
387067552 is an abundant number, since it is smaller than the sum of its proper divisors (442040672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387067552 is a wasteful number, since it uses less digits than its factorization.
387067552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302 (or 294 counting only the distinct ones).
The product of its (nonzero) digits is 352800, while the sum is 43.
The square root of 387067552 is about 19674.0324285592. The cubic root of 387067552 is about 728.7785616663.
The spelling of 387067552 in words is "three hundred eighty-seven million, sixty-seven thousand, five hundred fifty-two".
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