Base | Representation |
---|---|
bin | 100100111101100… |
… | …011110010000100 |
3 | 1121012212012202220 |
4 | 210331203302010 |
5 | 2232222221444 |
6 | 141311132340 |
7 | 21236623434 |
oct | 4475436204 |
9 | 1535765686 |
10 | 620117124 |
11 | 2990491a0 |
12 | 1538140b0 |
13 | 9b620413 |
14 | 5c5022c4 |
15 | 39693619 |
hex | 24f63c84 |
620117124 has 96 divisors (see below), whose sum is σ = 1616412672. Its totient is φ = 183456000.
The previous prime is 620117089. The next prime is 620117129. The reversal of 620117124 is 421711026.
It is a junction number, because it is equal to n+sod(n) for n = 620117094 and 620117103.
It is not an unprimeable number, because it can be changed into a prime (620117129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1189984 + ... + 1190504.
It is an arithmetic number, because the mean of its divisors is an integer number (16837632).
Almost surely, 2620117124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 620117124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (808206336).
620117124 is an abundant number, since it is smaller than the sum of its proper divisors (996295548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620117124 is a wasteful number, since it uses less digits than its factorization.
620117124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 737 (or 735 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 620117124 is about 24902.1509914304. The cubic root of 620117124 is about 852.7555894942.
The spelling of 620117124 in words is "six hundred twenty million, one hundred seventeen thousand, one hundred twenty-four".
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