Base | Representation |
---|---|
bin | 1010101111001… |
… | …0000000011110 |
3 | 10010201211112122 |
4 | 2223302000132 |
5 | 43012001304 |
6 | 4245102542 |
7 | 1054522016 |
oct | 253620036 |
9 | 103654478 |
10 | 45031454 |
11 | 23467886 |
12 | 130b7a52 |
13 | 9438a40 |
14 | 5da2c46 |
15 | 3e479be |
hex | 2af201e |
45031454 has 8 divisors (see below), whose sum is σ = 72743160. Its totient is φ = 20783736.
The previous prime is 45031439. The next prime is 45031457. The reversal of 45031454 is 45413054.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 1731979 = 45031454 / (4 + 5 + 0 + 3 + 1 + 4 + 5 + 4).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45031457) 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, 865964 + ... + 866015.
It is an arithmetic number, because the mean of its divisors is an integer number (9092895).
Almost surely, 245031454 is an apocalyptic number.
45031454 is a deficient number, since it is larger than the sum of its proper divisors (27711706).
45031454 is a wasteful number, since it uses less digits than its factorization.
45031454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1731994.
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 45031454 is about 6710.5479657029. The cubic root of 45031454 is about 355.7721841270.
The spelling of 45031454 in words is "forty-five million, thirty-one thousand, four hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •