Base | Representation |
---|---|
bin | 1011000110011100010… |
… | …10000010001111010101 |
3 | 1100110111112020012101010 |
4 | 11203032022002033111 |
5 | 22222114424443112 |
6 | 451115305322433 |
7 | 36361561211244 |
oct | 5431612021725 |
9 | 1313445205333 |
10 | 381415859157 |
11 | 137837344313 |
12 | 61b07496419 |
13 | 29c763a58b8 |
14 | 14663d5a95b |
15 | 9dc510663c |
hex | 58ce2823d5 |
381415859157 has 16 divisors (see below), whose sum is σ = 535758312960. Its totient is φ = 240697212912.
The previous prime is 381415859147. The next prime is 381415859213. The reversal of 381415859157 is 751958514183.
It is not a de Polignac number, because 381415859157 - 24 = 381415859141 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a junction number, because it is equal to n+sod(n) for n = 381415859097 and 381415859106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381415859147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2665983 + ... + 2805404.
It is an arithmetic number, because the mean of its divisors is an integer number (33484894560).
Almost surely, 2381415859157 is an apocalyptic number.
It is an amenable number.
381415859157 is a deficient number, since it is larger than the sum of its proper divisors (154342453803).
381415859157 is a wasteful number, since it uses less digits than its factorization.
381415859157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5472632.
The product of its digits is 6048000, while the sum is 57.
The spelling of 381415859157 in words is "three hundred eighty-one billion, four hundred fifteen million, eight hundred fifty-nine thousand, one hundred fifty-seven".
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