Base | Representation |
---|---|
bin | 11011100000010… |
… | …111101010101101 |
3 | 1012011100010100121 |
4 | 123200113222231 |
5 | 1421114023011 |
6 | 113442524541 |
7 | 14302301461 |
oct | 3340275255 |
9 | 1164303317 |
10 | 461470381 |
11 | 217540589 |
12 | 10a666751 |
13 | 747b48c8 |
14 | 454064a1 |
15 | 2a7a6e71 |
hex | 1b817aad |
461470381 has 2 divisors, whose sum is σ = 461470382. Its totient is φ = 461470380.
The previous prime is 461470379. The next prime is 461470391. The reversal of 461470381 is 183074164.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 234365481 + 227104900 = 15309^2 + 15070^2 .
It is a cyclic number.
It is not a de Polignac number, because 461470381 - 21 = 461470379 is a prime.
It is a super-2 number, since 2×4614703812 = 425909825080570322, which contains 22 as substring.
Together with 461470379, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (461470351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230735190 + 230735191.
It is an arithmetic number, because the mean of its divisors is an integer number (230735191).
Almost surely, 2461470381 is an apocalyptic number.
It is an amenable number.
461470381 is a deficient number, since it is larger than the sum of its proper divisors (1).
461470381 is an equidigital number, since it uses as much as digits as its factorization.
461470381 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 461470381 is about 21481.8616744453. The cubic root of 461470381 is about 772.7658896968.
The spelling of 461470381 in words is "four hundred sixty-one million, four hundred seventy thousand, three hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •