Base | Representation |
---|---|
bin | 1001000101111011100… |
… | …01001011001101010110 |
3 | 1002212102012001001111212 |
4 | 10202331301023031112 |
5 | 20104314341230402 |
6 | 355305135301422 |
7 | 31400044224305 |
oct | 4427561131526 |
9 | 1085365031455 |
10 | 312421430102 |
11 | 110551830611 |
12 | 5067137a872 |
13 | 235cc399052 |
14 | 1119ab0243c |
15 | 81d7e27952 |
hex | 48bdc4b356 |
312421430102 has 4 divisors (see below), whose sum is σ = 468632145156. Its totient is φ = 156210715050.
The previous prime is 312421430099. The next prime is 312421430117. The reversal of 312421430102 is 201034124213.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78105357524 + ... + 78105357527.
It is an arithmetic number, because the mean of its divisors is an integer number (117158036289).
Almost surely, 2312421430102 is an apocalyptic number.
312421430102 is a deficient number, since it is larger than the sum of its proper divisors (156210715054).
312421430102 is a wasteful number, since it uses less digits than its factorization.
312421430102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156210715053.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 312421430102 its reverse (201034124213), we get a palindrome (513455554315).
The spelling of 312421430102 in words is "three hundred twelve billion, four hundred twenty-one million, four hundred thirty thousand, one hundred two".
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