Base | Representation |
---|---|
bin | 101110011010001010… |
… | …100001110001100010 |
3 | 11202121210222201110000 |
4 | 232122022201301202 |
5 | 1304023224410143 |
6 | 34520405120430 |
7 | 3412601200362 |
oct | 563212416142 |
9 | 152553881400 |
10 | 49831091298 |
11 | 1a15139648a |
12 | 97a83b9116 |
13 | 4911a80351 |
14 | 25aa1229a2 |
15 | 1469b2cbd3 |
hex | b9a2a1c62 |
49831091298 has 40 divisors (see below), whose sum is σ = 115260456960. Its totient is φ = 16074543960.
The previous prime is 49831091293. The next prime is 49831091333. The reversal of 49831091298 is 89219013894.
It is a super-2 number, since 2×498310912982 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (49831091291) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4956258 + ... + 4966301.
It is an arithmetic number, because the mean of its divisors is an integer number (2881511424).
Almost surely, 249831091298 is an apocalyptic number.
49831091298 is an abundant number, since it is smaller than the sum of its proper divisors (65429365662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49831091298 is a wasteful number, since it uses less digits than its factorization.
49831091298 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9922604 (or 9922595 counting only the distinct ones).
The product of its (nonzero) digits is 1119744, while the sum is 54.
The spelling of 49831091298 in words is "forty-nine billion, eight hundred thirty-one million, ninety-one thousand, two hundred ninety-eight".
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