Base | Representation |
---|---|
bin | 1111101001011… |
… | …00001101111000 |
3 | 100010222100102101 |
4 | 13310230031320 |
5 | 232100044422 |
6 | 21005113144 |
7 | 3152430064 |
oct | 764541570 |
9 | 303870371 |
10 | 131253112 |
11 | 680a8451 |
12 | 37b587b4 |
13 | 21266c83 |
14 | 13608aa4 |
15 | b7c9c27 |
hex | 7d2c378 |
131253112 has 8 divisors (see below), whose sum is σ = 246099600. Its totient is φ = 65626552.
The previous prime is 131253091. The next prime is 131253119. The reversal of 131253112 is 211352131.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 131253112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131253119) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8203312 + ... + 8203327.
It is an arithmetic number, because the mean of its divisors is an integer number (30762450).
Almost surely, 2131253112 is an apocalyptic number.
It is an amenable number.
131253112 is a deficient number, since it is larger than the sum of its proper divisors (114846488).
131253112 is a wasteful number, since it uses less digits than its factorization.
131253112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16406645 (or 16406641 counting only the distinct ones).
The product of its digits is 180, while the sum is 19.
The square root of 131253112 is about 11456.5750553994. The cubic root of 131253112 is about 508.2021949160.
The spelling of 131253112 in words is "one hundred thirty-one million, two hundred fifty-three thousand, one hundred twelve".
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