Base | Representation |
---|---|
bin | 101110100101001010… |
… | …1001111011101011110 |
3 | 100120012100121002010100 |
4 | 1131022111033131132 |
5 | 3114331010031032 |
6 | 113542002321530 |
7 | 10140604164012 |
oct | 1351225173536 |
9 | 316170532110 |
10 | 100031330142 |
11 | 39472094987 |
12 | 174783592a6 |
13 | 958215bca3 |
14 | 4bad298542 |
15 | 2906d7797c |
hex | 174a54f75e |
100031330142 has 24 divisors (see below), whose sum is σ = 217280495016. Its totient is φ = 33259784976.
The previous prime is 100031330137. The next prime is 100031330149. The reversal of 100031330142 is 241033130001.
100031330142 is a `hidden beast` number, since 10 + 0 + 0 + 313 + 301 + 42 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100031330149) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6991968 + ... + 7006259.
It is an arithmetic number, because the mean of its divisors is an integer number (9053353959).
Almost surely, 2100031330142 is an apocalyptic number.
100031330142 is an abundant number, since it is smaller than the sum of its proper divisors (117249164874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100031330142 is a wasteful number, since it uses less digits than its factorization.
100031330142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13998632 (or 13998629 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 100031330142 its reverse (241033130001), we get a palindrome (341064460143).
The spelling of 100031330142 in words is "one hundred billion, thirty-one million, three hundred thirty thousand, one hundred forty-two".
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