Base | Representation |
---|---|
bin | 11000111010010000… |
… | …10000101000010101 |
3 | 1021112000210121010100 |
4 | 30131020100220111 |
5 | 204342120401141 |
6 | 10051014444313 |
7 | 652260531120 |
oct | 143510205025 |
9 | 37460717110 |
10 | 13373606421 |
11 | 574306349a |
12 | 2712963699 |
13 | 13519019a6 |
14 | 90c21d3b7 |
15 | 5341500b6 |
hex | 31d210a15 |
13373606421 has 48 divisors (see below), whose sum is σ = 22212403200. Its totient is φ = 7595368704.
The previous prime is 13373606369. The next prime is 13373606453. The reversal of 13373606421 is 12460637331.
13373606421 is a `hidden beast` number, since 1 + 3 + 3 + 7 + 3 + 6 + 0 + 642 + 1 = 666.
It is not a de Polignac number, because 13373606421 - 27 = 13373606293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13373606471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10455660 + ... + 10456938.
It is an arithmetic number, because the mean of its divisors is an integer number (462758400).
Almost surely, 213373606421 is an apocalyptic number.
It is an amenable number.
13373606421 is a deficient number, since it is larger than the sum of its proper divisors (8838796779).
13373606421 is a wasteful number, since it uses less digits than its factorization.
13373606421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2178 (or 2175 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 36.
The spelling of 13373606421 in words is "thirteen billion, three hundred seventy-three million, six hundred six thousand, four hundred twenty-one".
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