Base | Representation |
---|---|
bin | 1001110100100011010… |
… | …1111101001000110011 |
3 | 121010111210102010221012 |
4 | 2131020311331020303 |
5 | 10231022303000042 |
6 | 205302300021135 |
7 | 15122116606262 |
oct | 2351065751063 |
9 | 533453363835 |
10 | 168725828147 |
11 | 65613370a88 |
12 | 28849b317ab |
13 | 12babc93246 |
14 | 824875a5d9 |
15 | 45c7a5ce82 |
hex | 2748d7d233 |
168725828147 has 4 divisors (see below), whose sum is σ = 169326276216. Its totient is φ = 168125380080.
The previous prime is 168725828107. The next prime is 168725828171. The reversal of 168725828147 is 741828527861.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 168725828147 - 224 = 168709050931 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (168725828107) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300223613 + ... + 300224174.
It is an arithmetic number, because the mean of its divisors is an integer number (42331569054).
Almost surely, 2168725828147 is an apocalyptic number.
168725828147 is a deficient number, since it is larger than the sum of its proper divisors (600448069).
168725828147 is an equidigital number, since it uses as much as digits as its factorization.
168725828147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 600448068.
The product of its digits is 12042240, while the sum is 59.
The spelling of 168725828147 in words is "one hundred sixty-eight billion, seven hundred twenty-five million, eight hundred twenty-eight thousand, one hundred forty-seven".
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