Base | Representation |
---|---|
bin | 1000111110100100100… |
… | …11111111010110111101 |
3 | 1002111012212212012111002 |
4 | 10133102103333112331 |
5 | 20023222102234004 |
6 | 353413142540045 |
7 | 31200126242051 |
oct | 4372223772675 |
9 | 1074185765432 |
10 | 308471133629 |
11 | 109904a0538a |
12 | 4b94a437625 |
13 | 2311cb5ab09 |
14 | 10d04209c61 |
15 | 805621e61e |
hex | 47d24ff5bd |
308471133629 has 4 divisors (see below), whose sum is σ = 308525649120. Its totient is φ = 308416618140.
The previous prime is 308471133571. The next prime is 308471133643. The reversal of 308471133629 is 926331174803.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 926331174803 = 247393 ⋅3744371.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-308471133629 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308471133329) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27249257 + ... + 27260574.
It is an arithmetic number, because the mean of its divisors is an integer number (77131412280).
Almost surely, 2308471133629 is an apocalyptic number.
It is an amenable number.
308471133629 is a deficient number, since it is larger than the sum of its proper divisors (54515491).
308471133629 is an equidigital number, since it uses as much as digits as its factorization.
308471133629 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54515490.
The product of its (nonzero) digits is 653184, while the sum is 47.
The spelling of 308471133629 in words is "three hundred eight billion, four hundred seventy-one million, one hundred thirty-three thousand, six hundred twenty-nine".
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