Base | Representation |
---|---|
bin | 101000000001010… |
… | …0011111011101101 |
3 | 10110120210210011212 |
4 | 1100002203323231 |
5 | 10222232124444 |
6 | 341125524205 |
7 | 45164011634 |
oct | 12002437355 |
9 | 3416723155 |
10 | 1342848749 |
11 | 62a004160 |
12 | 315873665 |
13 | 18528b378 |
14 | ca4b651b |
15 | 7cd5619e |
hex | 500a3eed |
1342848749 has 4 divisors (see below), whose sum is σ = 1464925920. Its totient is φ = 1220771580.
The previous prime is 1342848743. The next prime is 1342848761. The reversal of 1342848749 is 9478482431.
It is a happy number.
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 1342848749 - 228 = 1074413293 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1342848697 and 1342848706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1342848743) 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, 61038569 + ... + 61038590.
It is an arithmetic number, because the mean of its divisors is an integer number (366231480).
Almost surely, 21342848749 is an apocalyptic number.
It is an amenable number.
1342848749 is a deficient number, since it is larger than the sum of its proper divisors (122077171).
1342848749 is a wasteful number, since it uses less digits than its factorization.
1342848749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122077170.
The product of its digits is 1548288, while the sum is 50.
The square root of 1342848749 is about 36644.9007230201. The cubic root of 1342848749 is about 1103.2544799226.
The spelling of 1342848749 in words is "one billion, three hundred forty-two million, eight hundred forty-eight thousand, seven hundred forty-nine".
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