Base | Representation |
---|---|
bin | 10010101010010… |
… | …11001100010000 |
3 | 101220120100110220 |
4 | 21111023030100 |
5 | 310033431213 |
6 | 23311153040 |
7 | 3610421526 |
oct | 1125131420 |
9 | 356510426 |
10 | 156545808 |
11 | 80403201 |
12 | 44515780 |
13 | 26581473 |
14 | 16b10316 |
15 | db23e23 |
hex | 954b310 |
156545808 has 20 divisors (see below), whose sum is σ = 404410128. Its totient is φ = 52181920.
The previous prime is 156545803. The next prime is 156545813. The reversal of 156545808 is 808545651.
It is an interprime number because it is at equal distance from previous prime (156545803) and next prime (156545813).
It is a self number, because there is not a number n which added to its sum of digits gives 156545808.
It is not an unprimeable number, because it can be changed into a prime (156545801) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1630638 + ... + 1630733.
Almost surely, 2156545808 is an apocalyptic number.
It is an amenable number.
156545808 is an abundant number, since it is smaller than the sum of its proper divisors (247864320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156545808 is a wasteful number, since it uses less digits than its factorization.
156545808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3261382 (or 3261376 counting only the distinct ones).
The product of its (nonzero) digits is 192000, while the sum is 42.
The square root of 156545808 is about 12511.8267251429. The cubic root of 156545808 is about 538.9483510505.
The spelling of 156545808 in words is "one hundred fifty-six million, five hundred forty-five thousand, eight hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •