Base | Representation |
---|---|
bin | 101101101001010110… |
… | …000110000000000000 |
3 | 11200111201210120211220 |
4 | 231221112012000000 |
5 | 1300334040232210 |
6 | 34303230035040 |
7 | 3353364314652 |
oct | 555126060000 |
9 | 150451716756 |
10 | 49012039680 |
11 | 1987102291a |
12 | 95ba048a80 |
13 | 4811189916 |
14 | 252d4386d2 |
15 | 141cc90c70 |
hex | b69586000 |
49012039680 has 224 divisors, whose sum is σ = 157855578624. Its totient is φ = 12984385536.
The previous prime is 49012039673. The next prime is 49012039693. The reversal of 49012039680 is 8693021094.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20028217 + ... + 20030663.
Almost surely, 249012039680 is an apocalyptic number.
49012039680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 49012039680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78927789312).
49012039680 is an abundant number, since it is smaller than the sum of its proper divisors (108843538944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49012039680 is a wasteful number, since it uses less digits than its factorization.
49012039680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2644 (or 2620 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 42.
The spelling of 49012039680 in words is "forty-nine billion, twelve million, thirty-nine thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •