Base | Representation |
---|---|
bin | 11100111000111100… |
… | …011000100010100100 |
3 | 2222001211211120212111 |
4 | 130320330120202210 |
5 | 1002012122434244 |
6 | 22130032530404 |
7 | 2145464464150 |
oct | 347074304244 |
9 | 88054746774 |
10 | 31020124324 |
11 | 12179062592 |
12 | 60186b0a04 |
13 | 2c0482a167 |
14 | 1703b14060 |
15 | c18482e34 |
hex | 738f188a4 |
31020124324 has 24 divisors (see below), whose sum is σ = 62046427968. Its totient is φ = 13293014880.
The previous prime is 31020124309. The next prime is 31020124367. The reversal of 31020124324 is 42342102013.
It is a super-2 number, since 2×310201243242 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31020124295 and 31020124304.
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, 263202 + ... + 362374.
It is an arithmetic number, because the mean of its divisors is an integer number (2585267832).
Almost surely, 231020124324 is an apocalyptic number.
It is an amenable number.
31020124324 is an abundant number, since it is smaller than the sum of its proper divisors (31026303644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31020124324 is a wasteful number, since it uses less digits than its factorization.
31020124324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 110355 (or 110353 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 31020124324 its reverse (42342102013), we get a palindrome (73362226337).
The spelling of 31020124324 in words is "thirty-one billion, twenty million, one hundred twenty-four thousand, three hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •