Base | Representation |
---|---|
bin | 10001000000001… |
… | …10111010000001 |
3 | 100221101120220220 |
4 | 20200012322001 |
5 | 243003302000 |
6 | 22053053253 |
7 | 3351242250 |
oct | 1040067201 |
9 | 327346826 |
10 | 142634625 |
11 | 73571561 |
12 | 3b927229 |
13 | 237205b3 |
14 | 14d2c797 |
15 | c7c71a0 |
hex | 8806e81 |
142634625 has 64 divisors (see below), whose sum is σ = 275638272. Its totient is φ = 64152000.
The previous prime is 142634623. The next prime is 142634633. The reversal of 142634625 is 526436241.
It is not a de Polignac number, because 142634625 - 21 = 142634623 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142634621) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 175470 + ... + 176280.
It is an arithmetic number, because the mean of its divisors is an integer number (4306848).
Almost surely, 2142634625 is an apocalyptic number.
142634625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142634625 is a deficient number, since it is larger than the sum of its proper divisors (133003647).
142634625 is an equidigital number, since it uses as much as digits as its factorization.
142634625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 903 (or 893 counting only the distinct ones).
The product of its digits is 34560, while the sum is 33.
The square root of 142634625 is about 11942.9738758820. The cubic root of 142634625 is about 522.4863972406.
The spelling of 142634625 in words is "one hundred forty-two million, six hundred thirty-four thousand, six hundred twenty-five".
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