Base | Representation |
---|---|
bin | 1011001001011110… |
… | …1100110101010001 |
3 | 21201120000200000000 |
4 | 2302113230311101 |
5 | 22112043314033 |
6 | 1212540520213 |
7 | 134105214060 |
oct | 26227546521 |
9 | 7646020000 |
10 | 2992557393 |
11 | 12a6247731 |
12 | 6b6250069 |
13 | 388ca9a27 |
14 | 20562a1d7 |
15 | 127ac3a13 |
hex | b25ecd51 |
2992557393 has 72 divisors (see below), whose sum is σ = 5354763648. Its totient is φ = 1635106176.
The previous prime is 2992557383. The next prime is 2992557409. The reversal of 2992557393 is 3937552992.
It is a happy number.
It is not a de Polignac number, because 2992557393 - 24 = 2992557377 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2992557343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1054905 + ... + 1057737.
Almost surely, 22992557393 is an apocalyptic number.
2992557393 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
2992557393 is a deficient number, since it is larger than the sum of its proper divisors (2362206255).
2992557393 is an frugal number, since it uses more digits than its factorization.
2992557393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2887 (or 2866 counting only the distinct ones).
The product of its digits is 4592700, while the sum is 54.
The square root of 2992557393 is about 54704.2721640641. The cubic root of 2992557393 is about 1441.0559052372.
The spelling of 2992557393 in words is "two billion, nine hundred ninety-two million, five hundred fifty-seven thousand, three hundred ninety-three".
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