Base | Representation |
---|---|
bin | 1011010100000000001… |
… | …11000010011101100010 |
3 | 1101011021220211020210102 |
4 | 11222000013002131202 |
5 | 22332022233313003 |
6 | 454321544302402 |
7 | 40040154522230 |
oct | 5520007023542 |
9 | 1334256736712 |
10 | 388696385378 |
11 | 13a932a81434 |
12 | 633b9771a02 |
13 | 2a86684b892 |
14 | 14b54c5b950 |
15 | a19e384588 |
hex | 5a801c2762 |
388696385378 has 16 divisors (see below), whose sum is σ = 666356264064. Its totient is φ = 166579264320.
The previous prime is 388696385359. The next prime is 388696385401. The reversal of 388696385378 is 873583696883.
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, 106883 + ... + 888153.
It is an arithmetic number, because the mean of its divisors is an integer number (41647266504).
Almost surely, 2388696385378 is an apocalyptic number.
388696385378 is a deficient number, since it is larger than the sum of its proper divisors (277659878686).
388696385378 is a wasteful number, since it uses less digits than its factorization.
388696385378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 816817.
The product of its digits is 1254113280, while the sum is 74.
The spelling of 388696385378 in words is "three hundred eighty-eight billion, six hundred ninety-six million, three hundred eighty-five thousand, three hundred seventy-eight".
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