Base | Representation |
---|---|
bin | 111100000011010000… |
… | …0001100110101100100 |
3 | 110022212022110102120021 |
4 | 1320012200030311210 |
5 | 4103101234421424 |
6 | 135124220044524 |
7 | 12213462651100 |
oct | 1700640146544 |
9 | 408768412507 |
10 | 128958123364 |
11 | 4a766553864 |
12 | 20bab993744 |
13 | c212094895 |
14 | 6354d7a900 |
15 | 354b65e4e4 |
hex | 1e0680cd64 |
128958123364 has 36 divisors (see below), whose sum is σ = 262906532784. Its totient is φ = 55186790736.
The previous prime is 128958123313. The next prime is 128958123383. The reversal of 128958123364 is 463321859821.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347794 + ... + 615529.
It is an arithmetic number, because the mean of its divisors is an integer number (7302959244).
Almost surely, 2128958123364 is an apocalyptic number.
128958123364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
128958123364 is an abundant number, since it is smaller than the sum of its proper divisors (133948409420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128958123364 is a wasteful number, since it uses less digits than its factorization.
128958123364 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 964024 (or 964015 counting only the distinct ones).
The product of its digits is 2488320, while the sum is 52.
The spelling of 128958123364 in words is "one hundred twenty-eight billion, nine hundred fifty-eight million, one hundred twenty-three thousand, three hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •