Base | Representation |
---|---|
bin | 1000000110101… |
… | …01010000010011 |
3 | 11201220212021000 |
4 | 10003111100103 |
5 | 114400413410 |
6 | 10425033043 |
7 | 1453561200 |
oct | 403252023 |
9 | 151825230 |
10 | 67982355 |
11 | 35413171 |
12 | 1a925783 |
13 | 1111335c |
14 | 9058ca7 |
15 | 5e7cdc0 |
hex | 40d5413 |
67982355 has 96 divisors (see below), whose sum is σ = 144460800. Its totient is φ = 30227904.
The previous prime is 67982339. The next prime is 67982363. The reversal of 67982355 is 55328976.
It is a happy number.
It is not a de Polignac number, because 67982355 - 24 = 67982339 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a plaindrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 67982355.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 284326 + ... + 284564.
It is an arithmetic number, because the mean of its divisors is an integer number (1504800).
Almost surely, 267982355 is an apocalyptic number.
67982355 is an abundant number, since it is smaller than the sum of its proper divisors (76478445).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67982355 is a wasteful number, since it uses less digits than its factorization.
67982355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310 (or 297 counting only the distinct ones).
The product of its digits is 453600, while the sum is 45.
The square root of 67982355 is about 8245.1412965455. The cubic root of 67982355 is about 408.1302028218.
The spelling of 67982355 in words is "sixty-seven million, nine hundred eighty-two thousand, three hundred fifty-five".
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