Base | Representation |
---|---|
bin | 1100111111111101… |
… | …0110111100111101 |
3 | 100000012002121012222 |
4 | 3033333112330331 |
5 | 24121302232142 |
6 | 1334131535125 |
7 | 152321125250 |
oct | 31777267475 |
9 | 10005077188 |
10 | 3489492797 |
11 | 153080064a |
12 | 81475a4a5 |
13 | 437c2ac4b |
14 | 251625097 |
15 | 156533bd2 |
hex | cffd6f3d |
3489492797 has 4 divisors (see below), whose sum is σ = 3987991776. Its totient is φ = 2990993820.
The previous prime is 3489492793. The next prime is 3489492827. The reversal of 3489492797 is 7972949843.
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: 7972949843 = 73 ⋅109218491.
It is a cyclic number.
It is not a de Polignac number, because 3489492797 - 22 = 3489492793 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 (3489492793) 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, 249249479 + ... + 249249492.
It is an arithmetic number, because the mean of its divisors is an integer number (996997944).
Almost surely, 23489492797 is an apocalyptic number.
It is an amenable number.
3489492797 is a deficient number, since it is larger than the sum of its proper divisors (498498979).
3489492797 is an equidigital number, since it uses as much as digits as its factorization.
3489492797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 498498978.
The product of its digits is 27433728, while the sum is 62.
The square root of 3489492797 is about 59071.9290103176. The cubic root of 3489492797 is about 1516.7736269828.
The spelling of 3489492797 in words is "three billion, four hundred eighty-nine million, four hundred ninety-two thousand, seven hundred ninety-seven".
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