Base | Representation |
---|---|
bin | 10000111111100… |
… | …00011010000001 |
3 | 100221012220111120 |
4 | 20133300122001 |
5 | 242442324330 |
6 | 22051102453 |
7 | 3350406462 |
oct | 1037603201 |
9 | 327186446 |
10 | 142542465 |
11 | 7350929a |
12 | 3b8a1a29 |
13 | 236ba670 |
14 | 14d06d69 |
15 | c7a9c10 |
hex | 87f0681 |
142542465 has 64 divisors (see below), whose sum is σ = 262348800. Its totient is φ = 65505024.
The previous prime is 142542443. The next prime is 142542473. The reversal of 142542465 is 564245241.
It is not a de Polignac number, because 142542465 - 218 = 142280321 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 292452 + ... + 292938.
It is an arithmetic number, because the mean of its divisors is an integer number (4099200).
Almost surely, 2142542465 is an apocalyptic number.
142542465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142542465 is a deficient number, since it is larger than the sum of its proper divisors (119806335).
142542465 is a wasteful number, since it uses less digits than its factorization.
142542465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606.
The product of its digits is 38400, while the sum is 33.
The square root of 142542465 is about 11939.1149169442. The cubic root of 142542465 is about 522.3738422399.
The spelling of 142542465 in words is "one hundred forty-two million, five hundred forty-two thousand, four hundred sixty-five".
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