Base | Representation |
---|---|
bin | 1000110000010… |
… | …01011000011110 |
3 | 12010012002000201 |
4 | 10120021120132 |
5 | 122300020000 |
6 | 11142014114 |
7 | 1551135100 |
oct | 430113036 |
9 | 163162021 |
10 | 73438750 |
11 | 384aa690 |
12 | 2071733a |
13 | 122a3aa8 |
14 | 9a79570 |
15 | 66a996a |
hex | 460961e |
73438750 has 120 divisors (see below), whose sum is σ = 176287320. Its totient is φ = 22680000.
The previous prime is 73438741. The next prime is 73438763. The reversal of 73438750 is 5783437.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 673696 + ... + 673804.
It is an arithmetic number, because the mean of its divisors is an integer number (1469061).
Almost surely, 273438750 is an apocalyptic number.
73438750 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
73438750 is an abundant number, since it is smaller than the sum of its proper divisors (102848570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73438750 is a wasteful number, since it uses less digits than its factorization.
73438750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 156 (or 134 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 37.
The square root of 73438750 is about 8569.6411826867. The cubic root of 73438750 is about 418.7695468710.
It can be divided in two parts, 734387 and 50, that added together give a palindrome (734437).
The spelling of 73438750 in words is "seventy-three million, four hundred thirty-eight thousand, seven hundred fifty".
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