Base | Representation |
---|---|
bin | 11100110000111000… |
… | …001101001100011111 |
3 | 2221201102012222122022 |
4 | 130300320031030133 |
5 | 1001223002432201 |
6 | 22104400410355 |
7 | 2142232365236 |
oct | 346070151437 |
9 | 87642188568 |
10 | 30884811551 |
11 | 12109742050 |
12 | 5b9b3169bb |
13 | 2bb27a1429 |
14 | 16cdb6db1d |
15 | c0b65541b |
hex | 730e0d31f |
30884811551 has 8 divisors (see below), whose sum is σ = 33693795408. Its totient is φ = 28076040000.
The previous prime is 30884811547. The next prime is 30884811553. The reversal of 30884811551 is 15511848803.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30884811551 - 22 = 30884811547 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30884811553) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523091 + ... + 579131.
It is an arithmetic number, because the mean of its divisors is an integer number (4211724426).
Almost surely, 230884811551 is an apocalyptic number.
30884811551 is a deficient number, since it is larger than the sum of its proper divisors (2808983857).
30884811551 is a wasteful number, since it uses less digits than its factorization.
30884811551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106153.
The product of its (nonzero) digits is 153600, while the sum is 44.
The spelling of 30884811551 in words is "thirty billion, eight hundred eighty-four million, eight hundred eleven thousand, five hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •