Base | Representation |
---|---|
bin | 101000111101010… |
… | …1101011100010001 |
3 | 10112210001221212211 |
4 | 1101322231130101 |
5 | 10303313014402 |
6 | 344212552121 |
7 | 46025511445 |
oct | 12172553421 |
9 | 3483057784 |
10 | 1374344977 |
11 | 6458667a5 |
12 | 324322641 |
13 | 18b9683a5 |
14 | d0754825 |
15 | 809c84d7 |
hex | 51ead711 |
1374344977 has 4 divisors (see below), whose sum is σ = 1374458176. Its totient is φ = 1374231780.
The previous prime is 1374344971. The next prime is 1374344999. The reversal of 1374344977 is 7794434731.
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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7794434731 = 3659 ⋅2130209.
It is a cyclic number.
It is not a de Polignac number, because 1374344977 - 211 = 1374342929 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 1374344977.
It is not an unprimeable number, because it can be changed into a prime (1374344971) 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, 35853 + ... + 63514.
It is an arithmetic number, because the mean of its divisors is an integer number (343614544).
Almost surely, 21374344977 is an apocalyptic number.
It is an amenable number.
1374344977 is a deficient number, since it is larger than the sum of its proper divisors (113199).
1374344977 is an equidigital number, since it uses as much as digits as its factorization.
1374344977 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113198.
The product of its digits is 1778112, while the sum is 49.
The square root of 1374344977 is about 37072.1590550105. The cubic root of 1374344977 is about 1111.8134404973.
The spelling of 1374344977 in words is "one billion, three hundred seventy-four million, three hundred forty-four thousand, nine hundred seventy-seven".
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