Base | Representation |
---|---|
bin | 10010100010011… |
… | …101100111111100 |
3 | 210200020122220000 |
4 | 102202131213330 |
5 | 1114110232444 |
6 | 50510154300 |
7 | 10464442605 |
oct | 2242354774 |
9 | 720218800 |
10 | 311024124 |
11 | 14a624034 |
12 | 881b2990 |
13 | 4c58a858 |
14 | 2d442dac |
15 | 1c48a469 |
hex | 1289d9fc |
311024124 has 60 divisors (see below), whose sum is σ = 848450064. Its totient is φ = 99164736.
The previous prime is 311024123. The next prime is 311024173. The reversal of 311024124 is 421420113.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 311024097 and 311024106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311024123) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13417 + ... + 28320.
Almost surely, 2311024124 is an apocalyptic number.
It is an amenable number.
311024124 is an abundant number, since it is smaller than the sum of its proper divisors (537425940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311024124 is a wasteful number, since it uses less digits than its factorization.
311024124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41776 (or 41765 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 311024124 is about 17635.8760485551. The cubic root of 311024124 is about 677.5344129069.
Adding to 311024124 its reverse (421420113), we get a palindrome (732444237).
The spelling of 311024124 in words is "three hundred eleven million, twenty-four thousand, one hundred twenty-four".
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