Base | Representation |
---|---|
bin | 11011111010010101… |
… | …010000110010111000 |
3 | 2212100122020120100010 |
4 | 123322111100302320 |
5 | 442334214302332 |
6 | 21433510141520 |
7 | 2110451042664 |
oct | 337225206270 |
9 | 85318216303 |
10 | 29969681592 |
11 | 1178a1163a4 |
12 | 59849518a0 |
13 | 2a9800b206 |
14 | 16443d58a4 |
15 | ba613a9cc |
hex | 6fa550cb8 |
29969681592 has 16 divisors (see below), whose sum is σ = 74924204040. Its totient is φ = 9989893856.
The previous prime is 29969681591. The next prime is 29969681611. The reversal of 29969681592 is 29518696992.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29969681591) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 624368343 + ... + 624368390.
Almost surely, 229969681592 is an apocalyptic number.
It is an amenable number.
29969681592 is an abundant number, since it is smaller than the sum of its proper divisors (44954522448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29969681592 is a wasteful number, since it uses less digits than its factorization.
29969681592 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1248736742 (or 1248736738 counting only the distinct ones).
The product of its digits is 37791360, while the sum is 66.
The spelling of 29969681592 in words is "twenty-nine billion, nine hundred sixty-nine million, six hundred eighty-one thousand, five hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.095 sec. • engine limits •