Base | Representation |
---|---|
bin | 1010111100110101… |
… | …0101100000111101 |
3 | 21120212012112000012 |
4 | 2233031111200331 |
5 | 22010003240142 |
6 | 1203403513005 |
7 | 132562261331 |
oct | 25715254075 |
9 | 7525175005 |
10 | 2939508797 |
11 | 1279304515 |
12 | 6a0528765 |
13 | 37acc4b24 |
14 | 1dc57b7c1 |
15 | 1230e5882 |
hex | af35583d |
2939508797 has 4 divisors (see below), whose sum is σ = 2989331040. Its totient is φ = 2889686556.
The previous prime is 2939508763. The next prime is 2939508851. The reversal of 2939508797 is 7978059392.
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.
It is a cyclic number.
It is not a de Polignac number, because 2939508797 - 28 = 2939508541 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 49822183 = 2939508797 / (2 + 9 + 3 + 9 + 5 + 0 + 8 + 7 + 9 + 7).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2939508707) 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, 24911033 + ... + 24911150.
It is an arithmetic number, because the mean of its divisors is an integer number (747332760).
Almost surely, 22939508797 is an apocalyptic number.
It is an amenable number.
2939508797 is a deficient number, since it is larger than the sum of its proper divisors (49822243).
2939508797 is an equidigital number, since it uses as much as digits as its factorization.
2939508797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49822242.
The product of its (nonzero) digits is 8573040, while the sum is 59.
The square root of 2939508797 is about 54217.2370837910. The cubic root of 2939508797 is about 1432.4899642846.
The spelling of 2939508797 in words is "two billion, nine hundred thirty-nine million, five hundred eight thousand, seven hundred ninety-seven".
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