Base | Representation |
---|---|
bin | 10100011011100… |
… | …100101011001111 |
3 | 212212222122101020 |
4 | 110123210223033 |
5 | 1200222204211 |
6 | 54002445223 |
7 | 11331342351 |
oct | 2433445317 |
9 | 785878336 |
10 | 342772431 |
11 | 166539001 |
12 | 96963813 |
13 | 56025531 |
14 | 337490d1 |
15 | 2015c306 |
hex | 146e4acf |
342772431 has 16 divisors (see below), whose sum is σ = 473541600. Its totient is φ = 220284288.
The previous prime is 342772399. The next prime is 342772447. The reversal of 342772431 is 134277243.
It is not a de Polignac number, because 342772431 - 25 = 342772399 is a prime.
It is a super-2 number, since 2×3427724312 = 234985878907299522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 342772392 and 342772401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (342772931) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58905 + ... + 64461.
It is an arithmetic number, because the mean of its divisors is an integer number (29596350).
Almost surely, 2342772431 is an apocalyptic number.
342772431 is a deficient number, since it is larger than the sum of its proper divisors (130769169).
342772431 is a wasteful number, since it uses less digits than its factorization.
342772431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6298.
The product of its digits is 28224, while the sum is 33.
The square root of 342772431 is about 18514.1143725537. The cubic root of 342772431 is about 699.8451569070.
The spelling of 342772431 in words is "three hundred forty-two million, seven hundred seventy-two thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •