Base | Representation |
---|---|
bin | 100111001111011101… |
… | …111111110111000100 |
3 | 11000202111021210110221 |
4 | 213033131333313010 |
5 | 1142243133444444 |
6 | 31205020554124 |
7 | 3021104304442 |
oct | 471735776704 |
9 | 130674253427 |
10 | 42135453124 |
11 | 16962401636 |
12 | 81bb0b2944 |
13 | 3c866044ab |
14 | 207a045b92 |
15 | 1169203a84 |
hex | 9cf77fdc4 |
42135453124 has 48 divisors (see below), whose sum is σ = 75808782000. Its totient is φ = 20486117376.
The previous prime is 42135453119. The next prime is 42135453127.
42135453124 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 8 ways, for example, as 1943222724 + 40192230400 = 44082^2 + 200480^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 42135453124.
It is not an unprimeable number, because it can be changed into a prime (42135453127) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5957062 + ... + 5964130.
It is an arithmetic number, because the mean of its divisors is an integer number (1579349625).
Almost surely, 242135453124 is an apocalyptic number.
It is an amenable number.
42135453124 is a deficient number, since it is larger than the sum of its proper divisors (33673328876).
42135453124 is a wasteful number, since it uses less digits than its factorization.
42135453124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7432 (or 7430 counting only the distinct ones).
The product of its digits is 57600, while the sum is 34.
The spelling of 42135453124 in words is "forty-two billion, one hundred thirty-five million, four hundred fifty-three thousand, one hundred twenty-four".
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