Base | Representation |
---|---|
bin | 100111101001100111… |
… | …100110011101010010 |
3 | 11001220001211100001020 |
4 | 213221213212131102 |
5 | 1144142442200010 |
6 | 31320332220310 |
7 | 3035012354211 |
oct | 475147463522 |
9 | 131801740036 |
10 | 42574178130 |
11 | 17068017190 |
12 | 830200a696 |
13 | 40264841a3 |
14 | 20bc40b078 |
15 | 11929b6470 |
hex | 9e99e6752 |
42574178130 has 64 divisors (see below), whose sum is σ = 111510891648. Its totient is φ = 10316943360.
The previous prime is 42574178077. The next prime is 42574178137. The reversal of 42574178130 is 3187147524.
It is not an unprimeable number, because it can be changed into a prime (42574178137) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 859314 + ... + 907506.
It is an arithmetic number, because the mean of its divisors is an integer number (1742357682).
Almost surely, 242574178130 is an apocalyptic number.
42574178130 is an abundant number, since it is smaller than the sum of its proper divisors (68936713518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42574178130 is a wasteful number, since it uses less digits than its factorization.
42574178130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50891.
The product of its (nonzero) digits is 188160, while the sum is 42.
The spelling of 42574178130 in words is "forty-two billion, five hundred seventy-four million, one hundred seventy-eight thousand, one hundred thirty".
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