Base | Representation |
---|---|
bin | 101101111001111110… |
… | …011001000000000000 |
3 | 11201020011210012120200 |
4 | 231321332121000000 |
5 | 1301422001214340 |
6 | 34351034005200 |
7 | 3363322626150 |
oct | 557176310000 |
9 | 151204705520 |
10 | 49291038720 |
11 | 199a4562a40 |
12 | 9677576800 |
13 | 4856c13801 |
14 | 2558502760 |
15 | 1437502330 |
hex | b79f99000 |
49291038720 has 1248 divisors, whose sum is σ = 223747190784. Its totient is φ = 9732096000.
The previous prime is 49291038703. The next prime is 49291038733. The reversal of 49291038720 is 2783019294.
49291038720 is a `hidden beast` number, since 492 + 91 + 0 + 3 + 8 + 72 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 326430645 + ... + 326430795.
It is an arithmetic number, because the mean of its divisors is an integer number (179284608).
Almost surely, 249291038720 is an apocalyptic number.
49291038720 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 49291038720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111873595392).
49291038720 is an abundant number, since it is smaller than the sum of its proper divisors (174456152064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49291038720 is a wasteful number, since it uses less digits than its factorization.
49291038720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 202 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The spelling of 49291038720 in words is "forty-nine billion, two hundred ninety-one million, thirty-eight thousand, seven hundred twenty".
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