Base | Representation |
---|---|
bin | 100010111110100001… |
… | …0011010100000000111 |
3 | 21011212200220120111122 |
4 | 1011331002122200013 |
5 | 2212312212310441 |
6 | 54301151424155 |
7 | 5266231261001 |
oct | 1057502324007 |
9 | 234780816448 |
10 | 75112228871 |
11 | 29944993309 |
12 | 12682b2505b |
13 | 711060bc54 |
14 | 38c796d371 |
15 | 1e4933534b |
hex | 117d09a807 |
75112228871 has 4 divisors (see below), whose sum is σ = 75703663872. Its totient is φ = 74520793872.
The previous prime is 75112228861. The next prime is 75112228897. The reversal of 75112228871 is 17882221157.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-75112228871 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 (75112228801) 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, 295717310 + ... + 295717563.
It is an arithmetic number, because the mean of its divisors is an integer number (18925915968).
Almost surely, 275112228871 is an apocalyptic number.
75112228871 is a deficient number, since it is larger than the sum of its proper divisors (591435001).
75112228871 is a wasteful number, since it uses less digits than its factorization.
75112228871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 591435000.
The product of its digits is 125440, while the sum is 44.
The spelling of 75112228871 in words is "seventy-five billion, one hundred twelve million, two hundred twenty-eight thousand, eight hundred seventy-one".
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