Base | Representation |
---|---|
bin | 111001111101110000… |
… | …0010011100010110001 |
3 | 102220022010111210120202 |
4 | 1303323200103202301 |
5 | 4014413012243121 |
6 | 133103521044545 |
7 | 11664460634600 |
oct | 1637340234261 |
9 | 386263453522 |
10 | 124478634161 |
11 | 48877a42272 |
12 | 2015b786755 |
13 | b97a01cb5b |
14 | 604c08da37 |
15 | 338827340b |
hex | 1cfb8138b1 |
124478634161 has 12 divisors (see below), whose sum is σ = 144850584240. Its totient is φ = 106659934920.
The previous prime is 124478634157. The next prime is 124478634179. The reversal of 124478634161 is 161436874421.
It is not a de Polignac number, because 124478634161 - 22 = 124478634157 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (124478634101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281951 + ... + 573108.
It is an arithmetic number, because the mean of its divisors is an integer number (12070882020).
Almost surely, 2124478634161 is an apocalyptic number.
It is an amenable number.
124478634161 is a deficient number, since it is larger than the sum of its proper divisors (20371950079).
124478634161 is an equidigital number, since it uses as much as digits as its factorization.
124478634161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 858044 (or 858037 counting only the distinct ones).
The product of its digits is 774144, while the sum is 47.
The spelling of 124478634161 in words is "one hundred twenty-four billion, four hundred seventy-eight million, six hundred thirty-four thousand, one hundred sixty-one".
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