Base | Representation |
---|---|
bin | 101000111101011… |
… | …0100010010000101 |
3 | 10112210010101022121 |
4 | 1101322310102011 |
5 | 10303314413442 |
6 | 344213325541 |
7 | 46025656234 |
oct | 12172642205 |
9 | 3483111277 |
10 | 1374372997 |
11 | 645885858 |
12 | 3243368b1 |
13 | 18b97807a |
14 | d0760b1b |
15 | 809d1967 |
hex | 51eb4485 |
1374372997 has 2 divisors, whose sum is σ = 1374372998. Its totient is φ = 1374372996.
The previous prime is 1374372991. The next prime is 1374373031. The reversal of 1374372997 is 7992734731.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1123657441 + 250715556 = 33521^2 + 15834^2 .
It is a cyclic number.
It is not a de Polignac number, because 1374372997 - 27 = 1374372869 is a prime.
It is a super-2 number, since 2×13743729972 = 3777802269765524018, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1374372991) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687186498 + 687186499.
It is an arithmetic number, because the mean of its divisors is an integer number (687186499).
Almost surely, 21374372997 is an apocalyptic number.
It is an amenable number.
1374372997 is a deficient number, since it is larger than the sum of its proper divisors (1).
1374372997 is an equidigital number, since it uses as much as digits as its factorization.
1374372997 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2000376, while the sum is 52.
The square root of 1374372997 is about 37072.5369647128. The cubic root of 1374372997 is about 1111.8209962909.
The spelling of 1374372997 in words is "one billion, three hundred seventy-four million, three hundred seventy-two thousand, nine hundred ninety-seven".
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