Base | Representation |
---|---|
bin | 111000111111100… |
… | …0011011000101000 |
3 | 11221021102122222200 |
4 | 1301333003120220 |
5 | 12404030314334 |
6 | 513432220200 |
7 | 65250513045 |
oct | 16177033050 |
9 | 4837378880 |
10 | 1912354344 |
11 | 8a152413a |
12 | 45453a660 |
13 | 24626ac24 |
14 | 141da21cc |
15 | b2d4d799 |
hex | 71fc3628 |
1912354344 has 48 divisors (see below), whose sum is σ = 5483960820. Its totient is φ = 599953920.
The previous prime is 1912354333. The next prime is 1912354363. The reversal of 1912354344 is 4434532191.
1912354344 is a `hidden beast` number, since 1 + 91 + 23 + 543 + 4 + 4 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1910564100 + 1790244 = 43710^2 + 1338^2 .
It is a super-3 number, since 3×19123543443 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 1912354299 and 1912354308.
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, 779967 + ... + 782414.
Almost surely, 21912354344 is an apocalyptic number.
It is an amenable number.
1912354344 is an abundant number, since it is smaller than the sum of its proper divisors (3571606476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1912354344 is a wasteful number, since it uses less digits than its factorization.
1912354344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1562410 (or 1562403 counting only the distinct ones).
The product of its digits is 51840, while the sum is 36.
The square root of 1912354344 is about 43730.4738597697. The cubic root of 1912354344 is about 1241.2410277340.
The spelling of 1912354344 in words is "one billion, nine hundred twelve million, three hundred fifty-four thousand, three hundred forty-four".
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