Base | Representation |
---|---|
bin | 11101000110010100… |
… | …000111011010001000 |
3 | 2222122110221111001020 |
4 | 131012110013122020 |
5 | 1002442034340131 |
6 | 22204204552440 |
7 | 2154160303155 |
oct | 350624073210 |
9 | 88573844036 |
10 | 31244449416 |
11 | 1228374a324 |
12 | 607b852720 |
13 | 2c3c1503bb |
14 | 172582922c |
15 | c2cee4996 |
hex | 746507688 |
31244449416 has 32 divisors (see below), whose sum is σ = 78229334400. Its totient is φ = 10399055040.
The previous prime is 31244449351. The next prime is 31244449421. The reversal of 31244449416 is 61494444213.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968896 + ... + 1000623.
It is an arithmetic number, because the mean of its divisors is an integer number (2444666700).
Almost surely, 231244449416 is an apocalyptic number.
It is an amenable number.
31244449416 is an abundant number, since it is smaller than the sum of its proper divisors (46984884984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31244449416 is a wasteful number, since it uses less digits than its factorization.
31244449416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1970189 (or 1970185 counting only the distinct ones).
The product of its digits is 331776, while the sum is 42.
The spelling of 31244449416 in words is "thirty-one billion, two hundred forty-four million, four hundred forty-nine thousand, four hundred sixteen".
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