Base | Representation |
---|---|
bin | 11011000101100… |
… | …011110000011101 |
3 | 1011200010001020200 |
4 | 123011203300131 |
5 | 1412314121023 |
6 | 113032134113 |
7 | 14155456554 |
oct | 3305436035 |
9 | 1150101220 |
10 | 454442013 |
11 | 213580013 |
12 | 108237339 |
13 | 731c37cc |
14 | 444d6d9b |
15 | 29d69743 |
hex | 1b163c1d |
454442013 has 48 divisors (see below), whose sum is σ = 691891200. Its totient is φ = 287183520.
The previous prime is 454442003. The next prime is 454442041. The reversal of 454442013 is 310244454.
It is a happy number.
454442013 is a `hidden beast` number, since 454 + 4 + 4 + 201 + 3 = 666.
It is not a de Polignac number, because 454442013 - 224 = 437664797 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454442003) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3269298 + ... + 3269436.
It is an arithmetic number, because the mean of its divisors is an integer number (14414400).
Almost surely, 2454442013 is an apocalyptic number.
It is an amenable number.
454442013 is a deficient number, since it is larger than the sum of its proper divisors (237449187).
454442013 is a wasteful number, since it uses less digits than its factorization.
454442013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 382 (or 379 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 454442013 is about 21317.6455782528. The cubic root of 454442013 is about 768.8226302982.
Adding to 454442013 its reverse (310244454), we get a palindrome (764686467).
The spelling of 454442013 in words is "four hundred fifty-four million, four hundred forty-two thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •