Base | Representation |
---|---|
bin | 111001010011000000… |
… | …0001001100001010110 |
3 | 102202121011021000002200 |
4 | 1302212000021201112 |
5 | 4003443300004032 |
6 | 132305314545330 |
7 | 11614101641316 |
oct | 1624600114126 |
9 | 382534230080 |
10 | 123044141142 |
11 | 4820123444a |
12 | 1ba1b298246 |
13 | b7aba85310 |
14 | 5d5375d446 |
15 | 330236847c |
hex | 1ca6009856 |
123044141142 has 48 divisors (see below), whose sum is σ = 287872913328. Its totient is φ = 37758208320.
The previous prime is 123044141137. The next prime is 123044141147. The reversal of 123044141142 is 241141440321.
123044141142 is a `hidden beast` number, since 1 + 230 + 4 + 414 + 1 + 14 + 2 = 666.
It is an interprime number because it is at equal distance from previous prime (123044141137) and next prime (123044141147).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123044141147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 617584 + ... + 792147.
It is an arithmetic number, because the mean of its divisors is an integer number (5997352361).
Almost surely, 2123044141142 is an apocalyptic number.
123044141142 is an abundant number, since it is smaller than the sum of its proper divisors (164828772186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123044141142 is a wasteful number, since it uses less digits than its factorization.
123044141142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1410125 (or 1410122 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 123044141142 its reverse (241141440321), we get a palindrome (364185581463).
The spelling of 123044141142 in words is "one hundred twenty-three billion, forty-four million, one hundred forty-one thousand, one hundred forty-two".
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