Base | Representation |
---|---|
bin | 11110000000100100111… |
… | …10001001001101101010 |
3 | 10122120110021101220122001 |
4 | 33000102132021031222 |
5 | 113343144110333421 |
6 | 2105403131121214 |
7 | 134331445520131 |
oct | 17002236111552 |
9 | 3576407356561 |
10 | 1031102042986 |
11 | 36831924a154 |
12 | 147a01ba320a |
13 | 76303a78482 |
14 | 37c96da2918 |
15 | 1bc4becb691 |
hex | f01278936a |
1031102042986 has 4 divisors (see below), whose sum is σ = 1546653064482. Its totient is φ = 515551021492.
The previous prime is 1031102042953. The next prime is 1031102042987. The reversal of 1031102042986 is 6892402011301.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 583266710961 + 447835332025 = 763719^2 + 669205^2 .
It is not an unprimeable number, because it can be changed into a prime (1031102042987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257775510745 + ... + 257775510748.
Almost surely, 21031102042986 is an apocalyptic number.
1031102042986 is a deficient number, since it is larger than the sum of its proper divisors (515551021496).
1031102042986 is an equidigital number, since it uses as much as digits as its factorization.
1031102042986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515551021495.
The product of its (nonzero) digits is 20736, while the sum is 37.
The spelling of 1031102042986 in words is "one trillion, thirty-one billion, one hundred two million, forty-two thousand, nine hundred eighty-six".
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