Base | Representation |
---|---|
bin | 11100010100000001… |
… | …011111100011010000 |
3 | 2220110200021220201112 |
4 | 130110001133203100 |
5 | 444230040104033 |
6 | 21544344352452 |
7 | 2124233513105 |
oct | 342401374320 |
9 | 86420256645 |
10 | 30400706768 |
11 | 11990451a53 |
12 | 5a85175728 |
13 | 2b363c32b3 |
14 | 1685754aac |
15 | bcddcbc48 |
hex | 71405f8d0 |
30400706768 has 20 divisors (see below), whose sum is σ = 58999720800. Its totient is φ = 15174972384.
The previous prime is 30400706747. The next prime is 30400706801. The reversal of 30400706768 is 86760700403.
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, 1576430 + ... + 1595597.
It is an arithmetic number, because the mean of its divisors is an integer number (2949986040).
Almost surely, 230400706768 is an apocalyptic number.
It is an amenable number.
30400706768 is a deficient number, since it is larger than the sum of its proper divisors (28599014032).
30400706768 is a wasteful number, since it uses less digits than its factorization.
30400706768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3172634 (or 3172628 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 41.
The spelling of 30400706768 in words is "thirty billion, four hundred million, seven hundred six thousand, seven hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •