Base | Representation |
---|---|
bin | 10010011110101… |
… | …000101111111000 |
3 | 210121100201000102 |
4 | 102132220233320 |
5 | 1113331133422 |
6 | 50432454532 |
7 | 10453064432 |
oct | 2236505770 |
9 | 717321012 |
10 | 310021112 |
11 | 149aa94a5 |
12 | 879aa448 |
13 | 4c2c915b |
14 | 2d261652 |
15 | 1c33d192 |
hex | 127a8bf8 |
310021112 has 16 divisors (see below), whose sum is σ = 615483360. Its totient is φ = 145892224.
The previous prime is 310021109. The next prime is 310021139. The reversal of 310021112 is 211120013.
It is a super-2 number, since 2×3100211122 = 192226179771433088, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 310021093 and 310021102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139648 + ... + 1139919.
It is an arithmetic number, because the mean of its divisors is an integer number (38467710).
Almost surely, 2310021112 is an apocalyptic number.
It is an amenable number.
310021112 is a deficient number, since it is larger than the sum of its proper divisors (305462248).
310021112 is a wasteful number, since it uses less digits than its factorization.
310021112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2279590 (or 2279586 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 310021112 is about 17607.4163919639. The cubic root of 310021112 is about 676.8053087214.
Adding to 310021112 its reverse (211120013), we get a palindrome (521141125).
The spelling of 310021112 in words is "three hundred ten million, twenty-one thousand, one hundred twelve".
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