Base | Representation |
---|---|
bin | 1010110111111111… |
… | …0100111010000010 |
3 | 21112102222020001120 |
4 | 2231333310322002 |
5 | 21434303041041 |
6 | 1201400213110 |
7 | 132224464305 |
oct | 25577647202 |
9 | 7472866046 |
10 | 2919190146 |
11 | 1268896844 |
12 | 69576a196 |
13 | 376a2c662 |
14 | 1d99acb3c |
15 | 121430366 |
hex | adff4e82 |
2919190146 has 32 divisors (see below), whose sum is σ = 5948712960. Its totient is φ = 954826704.
The previous prime is 2919190117. The next prime is 2919190151. The reversal of 2919190146 is 6410919192.
It is a happy number.
It is a super-2 number, since 2×29191901462 = 17043342217007002632, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2919190098 and 2919190107.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58371 + ... + 96153.
It is an arithmetic number, because the mean of its divisors is an integer number (185897280).
Almost surely, 22919190146 is an apocalyptic number.
2919190146 is an abundant number, since it is smaller than the sum of its proper divisors (3029522814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2919190146 is a wasteful number, since it uses less digits than its factorization.
2919190146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38030.
The product of its (nonzero) digits is 34992, while the sum is 42.
The square root of 2919190146 is about 54029.5303144493. The cubic root of 2919190146 is about 1429.1817487803.
The spelling of 2919190146 in words is "two billion, nine hundred nineteen million, one hundred ninety thousand, one hundred forty-six".
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