Base | Representation |
---|---|
bin | 100011100111110000… |
… | …0110111000111101001 |
3 | 21022110010121111020112 |
4 | 1013033200313013221 |
5 | 2223130430121441 |
6 | 55050341304105 |
7 | 5345432531264 |
oct | 1071740670751 |
9 | 238403544215 |
10 | 76495942121 |
11 | 2a494a68585 |
12 | 129aa405035 |
13 | 72a11a74a1 |
14 | 39b9641cdb |
15 | 1ecaa5e4eb |
hex | 11cf8371e9 |
76495942121 has 8 divisors (see below), whose sum is σ = 79828536960. Its totient is φ = 73163904352.
The previous prime is 76495942109. The next prime is 76495942153. The reversal of 76495942121 is 12124959467.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-76495942121 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 76495942121.
It is not an unprimeable number, because it can be changed into a prime (76495941121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154565 + ... + 420573.
It is an arithmetic number, because the mean of its divisors is an integer number (9978567120).
Almost surely, 276495942121 is an apocalyptic number.
It is an amenable number.
76495942121 is a deficient number, since it is larger than the sum of its proper divisors (3332594839).
76495942121 is a wasteful number, since it uses less digits than its factorization.
76495942121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278535.
The product of its digits is 1088640, while the sum is 50.
The spelling of 76495942121 in words is "seventy-six billion, four hundred ninety-five million, nine hundred forty-two thousand, one hundred twenty-one".
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