Base | Representation |
---|---|
bin | 101100001010001010… |
… | …010101101000001010 |
3 | 11112101102220210020000 |
4 | 230022022111220022 |
5 | 1234101232404232 |
6 | 33440542343430 |
7 | 3265663614402 |
oct | 541212255012 |
9 | 145342823200 |
10 | 47415122442 |
11 | 19121667306 |
12 | 923328ab76 |
13 | 461839308c |
14 | 241b307802 |
15 | 13779a027c |
hex | b0a295a0a |
47415122442 has 20 divisors (see below), whose sum is σ = 106244996946. Its totient is φ = 15805040760.
The previous prime is 47415122431. The next prime is 47415122479. The reversal of 47415122442 is 24422151474.
47415122442 is a `hidden beast` number, since 47 + 4 + 151 + 22 + 442 = 666.
It can be written as a sum of positive squares in only one way, i.e., 38208911841 + 9206210601 = 195471^2 + 95949^2 .
It is a junction number, because it is equal to n+sod(n) for n = 47415122397 and 47415122406.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 146342809 + ... + 146343132.
Almost surely, 247415122442 is an apocalyptic number.
47415122442 is an abundant number, since it is smaller than the sum of its proper divisors (58829874504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47415122442 is a wasteful number, since it uses less digits than its factorization.
47415122442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 292685955 (or 292685946 counting only the distinct ones).
The product of its digits is 71680, while the sum is 36.
The spelling of 47415122442 in words is "forty-seven billion, four hundred fifteen million, one hundred twenty-two thousand, four hundred forty-two".
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