Base | Representation |
---|---|
bin | 1011101111001… |
… | …0110111100000 |
3 | 10102122002212200 |
4 | 2323302313200 |
5 | 100100314110 |
6 | 4515053200 |
7 | 1135304412 |
oct | 273626740 |
9 | 112562780 |
10 | 49229280 |
11 | 25874761 |
12 | 145a1200 |
13 | a278669 |
14 | 67769b2 |
15 | 44c66c0 |
hex | 2ef2de0 |
49229280 has 144 divisors (see below), whose sum is σ = 177965424. Its totient is φ = 12349440.
The previous prime is 49229267. The next prime is 49229303. The reversal of 49229280 is 8292294.
49229280 is a `hidden beast` number, since 492 + 2 + 92 + 80 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23475 + ... + 25485.
It is an arithmetic number, because the mean of its divisors is an integer number (1235871).
Almost surely, 249229280 is an apocalyptic number.
49229280 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 49229280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88982712).
49229280 is an abundant number, since it is smaller than the sum of its proper divisors (128736144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49229280 is a wasteful number, since it uses less digits than its factorization.
49229280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2049 (or 2038 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 49229280 is about 7016.3580296333. The cubic root of 49229280 is about 366.5004352091.
The spelling of 49229280 in words is "forty-nine million, two hundred twenty-nine thousand, two hundred eighty".
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