Base | Representation |
---|---|
bin | 1011110010101010010… |
… | …01001101100101111000 |
3 | 1102201202222101000222100 |
4 | 11321111021031211320 |
5 | 23114224240413102 |
6 | 510043102223400 |
7 | 41162062053552 |
oct | 5712511154570 |
9 | 1381688330870 |
10 | 405155404152 |
11 | 146909732894 |
12 | 66631884b60 |
13 | 2c28a73b845 |
14 | 15876b584d2 |
15 | a8142eaa1c |
hex | 5e5524d978 |
405155404152 has 48 divisors (see below), whose sum is σ = 1097520643440. Its totient is φ = 135024139008.
The previous prime is 405155404099. The next prime is 405155404169. The reversal of 405155404152 is 251404551504.
405155404152 is a `hidden beast` number, since 4 + 0 + 51 + 55 + 404 + 152 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220833 + ... + 926864.
It is an arithmetic number, because the mean of its divisors is an integer number (22865013405).
Almost surely, 2405155404152 is an apocalyptic number.
It is an amenable number.
405155404152 is an abundant number, since it is smaller than the sum of its proper divisors (692365239288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
405155404152 is a wasteful number, since it uses less digits than its factorization.
405155404152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1152612 (or 1152605 counting only the distinct ones).
The product of its (nonzero) digits is 80000, while the sum is 36.
Adding to 405155404152 its reverse (251404551504), we get a palindrome (656559955656).
The spelling of 405155404152 in words is "four hundred five billion, one hundred fifty-five million, four hundred four thousand, one hundred fifty-two".
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