Base | Representation |
---|---|
bin | 101111000000101111… |
… | …011001010111110101 |
3 | 11211021220210211201220 |
4 | 233000233121113311 |
5 | 1311334420243141 |
6 | 35104524540553 |
7 | 3434620250316 |
oct | 570057312765 |
9 | 154256724656 |
10 | 50478290421 |
11 | 1a453751799 |
12 | 99490b1759 |
13 | 49b5b93500 |
14 | 262c07460d |
15 | 14a6870766 |
hex | bc0bd95f5 |
50478290421 has 24 divisors (see below), whose sum is σ = 72943952256. Its totient is φ = 31036262400.
The previous prime is 50478290411. The next prime is 50478290431. The reversal of 50478290421 is 12409287405.
It is an interprime number because it is at equal distance from previous prime (50478290411) and next prime (50478290431).
It is not a de Polignac number, because 50478290421 - 25 = 50478290389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50478290411) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 541396 + ... + 627746.
It is an arithmetic number, because the mean of its divisors is an integer number (3039331344).
Almost surely, 250478290421 is an apocalyptic number.
It is an amenable number.
50478290421 is a deficient number, since it is larger than the sum of its proper divisors (22465661835).
50478290421 is a wasteful number, since it uses less digits than its factorization.
50478290421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87533 (or 87520 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 42.
The spelling of 50478290421 in words is "fifty billion, four hundred seventy-eight million, two hundred ninety thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •