Base | Representation |
---|---|
bin | 1111110010011001000… |
… | …10111110010001001100 |
3 | 1220212011021121000120110 |
4 | 13321030202332101030 |
5 | 32341414212200120 |
6 | 1053110444320020 |
7 | 54122263622445 |
oct | 7711442762114 |
9 | 1825137530513 |
10 | 542450115660 |
11 | 19a062a48712 |
12 | 89169543010 |
13 | 3c1ca9b4bcb |
14 | 1c37cd782cc |
15 | e19c7902e0 |
hex | 7e4c8be44c |
542450115660 has 48 divisors (see below), whose sum is σ = 1528178512896. Its totient is φ = 143765917632.
The previous prime is 542450115659. The next prime is 542450115671. The reversal of 542450115660 is 66511054245.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27722844 + ... + 27742403.
It is an arithmetic number, because the mean of its divisors is an integer number (31837052352).
Almost surely, 2542450115660 is an apocalyptic number.
It is an amenable number.
542450115660 is an abundant number, since it is smaller than the sum of its proper divisors (985728397236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542450115660 is a wasteful number, since it uses less digits than its factorization.
542450115660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55465422 (or 55465420 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 39.
The spelling of 542450115660 in words is "five hundred forty-two billion, four hundred fifty million, one hundred fifteen thousand, six hundred sixty".
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