Base | Representation |
---|---|
bin | 10001100101000… |
… | …00100110001010 |
3 | 101021110122221210 |
4 | 20302200212022 |
5 | 300222132232 |
6 | 22344313550 |
7 | 3440242665 |
oct | 1062404612 |
9 | 337418853 |
10 | 147458442 |
11 | 7626678a |
12 | 414728b6 |
13 | 2471c121 |
14 | 158266dc |
15 | ce2b5cc |
hex | 8ca098a |
147458442 has 16 divisors (see below), whose sum is σ = 312265152. Its totient is φ = 46261440.
The previous prime is 147458429. The next prime is 147458503. The reversal of 147458442 is 244854741.
It is a self number, because there is not a number n which added to its sum of digits gives 147458442.
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, 722734 + ... + 722937.
It is an arithmetic number, because the mean of its divisors is an integer number (19516572).
Almost surely, 2147458442 is an apocalyptic number.
147458442 is an abundant number, since it is smaller than the sum of its proper divisors (164806710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147458442 is a wasteful number, since it uses less digits than its factorization.
147458442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1445693.
The product of its digits is 143360, while the sum is 39.
The square root of 147458442 is about 12143.2467651778. The cubic root of 147458442 is about 528.3112762228.
The spelling of 147458442 in words is "one hundred forty-seven million, four hundred fifty-eight thousand, four hundred forty-two".
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