Base | Representation |
---|---|
bin | 1000101111010… |
… | …10011101111101 |
3 | 12002221122022220 |
4 | 10113222131331 |
5 | 122231442000 |
6 | 11135155553 |
7 | 1550066655 |
oct | 427523575 |
9 | 162848286 |
10 | 73312125 |
11 | 38423537 |
12 | 20675bb9 |
13 | 1225b273 |
14 | 9a45365 |
15 | 66821a0 |
hex | 45ea77d |
73312125 has 32 divisors (see below), whose sum is σ = 122967936. Its totient is φ = 38787200.
The previous prime is 73312123. The next prime is 73312139. The reversal of 73312125 is 52121337.
It is not a de Polignac number, because 73312125 - 21 = 73312123 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 73312095 and 73312104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73312123) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 50662 + ... + 52088.
It is an arithmetic number, because the mean of its divisors is an integer number (3842748).
Almost surely, 273312125 is an apocalyptic number.
73312125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
73312125 is a deficient number, since it is larger than the sum of its proper divisors (49655811).
73312125 is a wasteful number, since it uses less digits than its factorization.
73312125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1582 (or 1572 counting only the distinct ones).
The product of its digits is 1260, while the sum is 24.
The square root of 73312125 is about 8562.2499963503. The cubic root of 73312125 is about 418.5287239641.
It can be divided in two parts, 73312 and 125, that added together give a palindrome (73437).
The spelling of 73312125 in words is "seventy-three million, three hundred twelve thousand, one hundred twenty-five".
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