Base | Representation |
---|---|
bin | 1001100011011… |
… | …01111111011110 |
3 | 12120210122120102 |
4 | 10301231333132 |
5 | 131004023202 |
6 | 11541421102 |
7 | 1662125012 |
oct | 461557736 |
9 | 176718512 |
10 | 80142302 |
11 | 41269109 |
12 | 22a0a792 |
13 | 137b00a6 |
14 | a902542 |
15 | 7080d02 |
hex | 4c6dfde |
80142302 has 4 divisors (see below), whose sum is σ = 120213456. Its totient is φ = 40071150.
The previous prime is 80142289. The next prime is 80142311. The reversal of 80142302 is 20324108.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20035574 + ... + 20035577.
It is an arithmetic number, because the mean of its divisors is an integer number (30053364).
Almost surely, 280142302 is an apocalyptic number.
80142302 is a deficient number, since it is larger than the sum of its proper divisors (40071154).
80142302 is a wasteful number, since it uses less digits than its factorization.
80142302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40071153.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 80142302 is about 8952.2232992704. The cubic root of 80142302 is about 431.1422703110.
The spelling of 80142302 in words is "eighty million, one hundred forty-two thousand, three hundred two".
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