Base | Representation |
---|---|
bin | 101011011010110100000001… |
… | …0010100000001010000000100 |
3 | 1212002020220211210121122202020 |
4 | 1112311220002110001100010 |
5 | 400024312230344303343 |
6 | 3432134145250443140 |
7 | 143305413165635505 |
oct | 12665500224012004 |
9 | 1762226753548666 |
10 | 381917120697348 |
11 | 1007661610906a5 |
12 | 36a0211ab934b0 |
13 | 13514825cc14c2 |
14 | 6a44c5c956bac |
15 | 2e2481a104b83 |
hex | 15b5a02501404 |
381917120697348 has 48 divisors (see below), whose sum is σ = 891268769603520. Its totient is φ = 127287304883200.
The previous prime is 381917120697293. The next prime is 381917120697487. The reversal of 381917120697348 is 843796021719183.
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, 5716518568 + ... + 5716585376.
It is an arithmetic number, because the mean of its divisors is an integer number (18568099366740).
Almost surely, 2381917120697348 is an apocalyptic number.
It is an amenable number.
381917120697348 is an abundant number, since it is smaller than the sum of its proper divisors (509351648906172).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381917120697348 is a wasteful number, since it uses less digits than its factorization.
381917120697348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128548 (or 128546 counting only the distinct ones).
The product of its (nonzero) digits is 109734912, while the sum is 69.
The spelling of 381917120697348 in words is "three hundred eighty-one trillion, nine hundred seventeen billion, one hundred twenty million, six hundred ninety-seven thousand, three hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •