Base | Representation |
---|---|
bin | 1010111000000010… |
… | …0110011010110000 |
3 | 21112110100112020121 |
4 | 2232000212122300 |
5 | 21434331033234 |
6 | 1201404420024 |
7 | 132226300456 |
oct | 25600463260 |
9 | 7473315217 |
10 | 2919392944 |
11 | 1268a15146 |
12 | 695847614 |
13 | 376aa0a60 |
14 | 1d9a229d6 |
15 | 1214704b4 |
hex | ae0266b0 |
2919392944 has 80 divisors (see below), whose sum is σ = 6528457152. Its totient is φ = 1253919744.
The previous prime is 2919392929. The next prime is 2919392969. The reversal of 2919392944 is 4492939192.
It is a super-2 number, since 2×29193929442 = 17045710322953974272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a junction number, because it is equal to n+sod(n) for n = 2919392891 and 2919392900.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168762 + ... + 185254.
Almost surely, 22919392944 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2919392944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3264228576).
2919392944 is an abundant number, since it is smaller than the sum of its proper divisors (3609064208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2919392944 is a wasteful number, since it uses less digits than its factorization.
2919392944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16574 (or 16568 counting only the distinct ones).
The product of its digits is 1259712, while the sum is 52.
The square root of 2919392944 is about 54031.4070148095. The cubic root of 2919392944 is about 1429.2148434029.
The spelling of 2919392944 in words is "two billion, nine hundred nineteen million, three hundred ninety-two thousand, nine hundred forty-four".
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