Base | Representation |
---|---|
bin | 10010100111111… |
… | …00011001101000 |
3 | 101212221221210000 |
4 | 21103330121220 |
5 | 304443114310 |
6 | 23300223000 |
7 | 3604605606 |
oct | 1123743150 |
9 | 355857700 |
10 | 156223080 |
11 | 80202792 |
12 | 4439aa60 |
13 | 2649a5c0 |
14 | 16a68876 |
15 | daad4c0 |
hex | 94fc668 |
156223080 has 160 divisors (see below), whose sum is σ = 565626600. Its totient is φ = 38444544.
The previous prime is 156223069. The next prime is 156223121. The reversal of 156223080 is 80322651.
156223080 is a `hidden beast` number, since 1 + 5 + 622 + 30 + 8 + 0 = 666.
156223080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 78747876 + 77475204 = 8874^2 + 8802^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 40266 + ... + 43974.
Almost surely, 2156223080 is an apocalyptic number.
156223080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 156223080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282813300).
156223080 is an abundant number, since it is smaller than the sum of its proper divisors (409403520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156223080 is a wasteful number, since it uses less digits than its factorization.
156223080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3745 (or 3732 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 156223080 is about 12498.9231536161. The cubic root of 156223080 is about 538.5777387944.
It can be divided in two parts, 1562 and 23080, that added together give a palindrome (24642).
The spelling of 156223080 in words is "one hundred fifty-six million, two hundred twenty-three thousand, eighty".
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