Base | Representation |
---|---|
bin | 1011101001000100… |
… | …0011000111010011 |
3 | 22001210022001010221 |
4 | 2322101003013103 |
5 | 22400002001004 |
6 | 1234032133511 |
7 | 140304220441 |
oct | 27221030723 |
9 | 8053261127 |
10 | 3125031379 |
11 | 1363aa9368 |
12 | 732697297 |
13 | 3aa5805c2 |
14 | 219071b91 |
15 | 134540354 |
hex | ba4431d3 |
3125031379 has 4 divisors (see below), whose sum is σ = 3129774120. Its totient is φ = 3120288640.
The previous prime is 3125031319. The next prime is 3125031397. The reversal of 3125031379 is 9731305213.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 3125031379 - 211 = 3125029331 is a prime.
It is a super-2 number, since 2×31250313792 = 19531642239469283282, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3125031319) 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, 2370382 + ... + 2371699.
It is an arithmetic number, because the mean of its divisors is an integer number (782443530).
Almost surely, 23125031379 is an apocalyptic number.
3125031379 is a deficient number, since it is larger than the sum of its proper divisors (4742741).
3125031379 is an equidigital number, since it uses as much as digits as its factorization.
3125031379 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4742740.
The product of its (nonzero) digits is 17010, while the sum is 34.
The square root of 3125031379 is about 55901.9800990985. The cubic root of 3125031379 is about 1462.0137625702.
The spelling of 3125031379 in words is "three billion, one hundred twenty-five million, thirty-one thousand, three hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •