Base | Representation |
---|---|
bin | 10000111110110… |
… | …10111000011010 |
3 | 100221001102120010 |
4 | 20133122320122 |
5 | 242432014143 |
6 | 22045142350 |
7 | 3346561440 |
oct | 1037327032 |
9 | 327042503 |
10 | 142454298 |
11 | 73459028 |
12 | 3b85a9b6 |
13 | 236894ac |
14 | 14cc2b90 |
15 | c78da33 |
hex | 87dae1a |
142454298 has 16 divisors (see below), whose sum is σ = 325609920. Its totient is φ = 40701216.
The previous prime is 142454251. The next prime is 142454309. The reversal of 142454298 is 892454241.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695843 + ... + 1695926.
It is an arithmetic number, because the mean of its divisors is an integer number (20350620).
Almost surely, 2142454298 is an apocalyptic number.
142454298 is an abundant number, since it is smaller than the sum of its proper divisors (183155622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142454298 is a wasteful number, since it uses less digits than its factorization.
142454298 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3391781.
The product of its digits is 92160, while the sum is 39.
The square root of 142454298 is about 11935.4219866748. The cubic root of 142454298 is about 522.2661184737.
The spelling of 142454298 in words is "one hundred forty-two million, four hundred fifty-four thousand, two hundred ninety-eight".
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