Base | Representation |
---|---|
bin | 100010100001110010… |
… | …010111100110100010 |
3 | 10112200202102002121112 |
4 | 202201302113212202 |
5 | 1101411430332033 |
6 | 25010454023322 |
7 | 2451505300232 |
oct | 424162274642 |
9 | 115622362545 |
10 | 37074074018 |
11 | 147a53915a3 |
12 | 7228047b42 |
13 | 365ab35007 |
14 | 1b19b67cc2 |
15 | e6ebc5c48 |
hex | 8a1c979a2 |
37074074018 has 4 divisors (see below), whose sum is σ = 55611111030. Its totient is φ = 18537037008.
The previous prime is 37074074017. The next prime is 37074074021. The reversal of 37074074018 is 81047047073.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81047047073 = 67 ⋅1209657419.
It can be written as a sum of positive squares in only one way, i.e., 21360699409 + 15713374609 = 146153^2 + 125353^2 .
It is not an unprimeable number, because it can be changed into a prime (37074074017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9268518503 + ... + 9268518506.
Almost surely, 237074074018 is an apocalyptic number.
37074074018 is a deficient number, since it is larger than the sum of its proper divisors (18537037012).
37074074018 is a wasteful number, since it uses less digits than its factorization.
37074074018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18537037011.
The product of its (nonzero) digits is 131712, while the sum is 41.
The spelling of 37074074018 in words is "thirty-seven billion, seventy-four million, seventy-four thousand, eighteen".
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