Base | Representation |
---|---|
bin | 1000010010100100111… |
… | …0010000100110010111 |
3 | 111121121212202022000210 |
4 | 2010221032100212113 |
5 | 4313141413242011 |
6 | 145232425140503 |
7 | 13201302661455 |
oct | 2045116204627 |
9 | 447555668023 |
10 | 142425524631 |
11 | 5544754a755 |
12 | 2372a02a733 |
13 | 1057a246880 |
14 | 6c718139d5 |
15 | 3a88b3a6a6 |
hex | 2129390997 |
142425524631 has 8 divisors (see below), whose sum is σ = 204508445680. Its totient is φ = 87646476672.
The previous prime is 142425524581. The next prime is 142425524677. The reversal of 142425524631 is 136425524241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 142425524631 - 218 = 142425262487 is a prime.
It is a super-2 number, since 2×1424255246312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 3651936529 = 142425524631 / (1 + 4 + 2 + 4 + 2 + 5 + 5 + 2 + 4 + 6 + 3 + 1).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142425524631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142425523631) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1825968226 + ... + 1825968303.
It is an arithmetic number, because the mean of its divisors is an integer number (25563555710).
Almost surely, 2142425524631 is an apocalyptic number.
142425524631 is a deficient number, since it is larger than the sum of its proper divisors (62082921049).
142425524631 is a wasteful number, since it uses less digits than its factorization.
142425524631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3651936545.
The product of its digits is 230400, while the sum is 39.
The spelling of 142425524631 in words is "one hundred forty-two billion, four hundred twenty-five million, five hundred twenty-four thousand, six hundred thirty-one".
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