Base | Representation |
---|---|
bin | 1011110010100… |
… | …1011110101111 |
3 | 10110001110201200 |
4 | 2330221132233 |
5 | 100124443400 |
6 | 4523540543 |
7 | 1140225525 |
oct | 274513657 |
9 | 113043650 |
10 | 49452975 |
11 | 25a07830 |
12 | 1468a753 |
13 | a326420 |
14 | 67d4315 |
15 | 451cb00 |
hex | 2f297af |
49452975 has 144 divisors (see below), whose sum is σ = 109680480. Its totient is φ = 20966400.
The previous prime is 49452961. The next prime is 49453021. The reversal of 49452975 is 57925494.
It is not a de Polignac number, because 49452975 - 210 = 49451951 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 49452975.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 933049 + ... + 933101.
It is an arithmetic number, because the mean of its divisors is an integer number (761670).
Almost surely, 249452975 is an apocalyptic number.
49452975 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
49452975 is the 5742-nd pentagonal number.
49452975 is an abundant number, since it is smaller than the sum of its proper divisors (60227505).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49452975 is a wasteful number, since it uses less digits than its factorization.
49452975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122 (or 114 counting only the distinct ones).
The product of its digits is 453600, while the sum is 45.
The square root of 49452975 is about 7032.2809244227. The cubic root of 49452975 is about 367.0547154400.
The spelling of 49452975 in words is "forty-nine million, four hundred fifty-two thousand, nine hundred seventy-five".
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