Base | Representation |
---|---|
bin | 1000101100000… |
… | …00010100001111 |
3 | 12002010112220021 |
4 | 10112000110033 |
5 | 122124033302 |
6 | 11122003011 |
7 | 1543306225 |
oct | 426002417 |
9 | 162115807 |
10 | 72877327 |
11 | 381568a6 |
12 | 204a6467 |
13 | 121383a3 |
14 | 9970b15 |
15 | 65e8437 |
hex | 458050f |
72877327 has 2 divisors, whose sum is σ = 72877328. Its totient is φ = 72877326.
The previous prime is 72877289. The next prime is 72877367. The reversal of 72877327 is 72377827.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 72877327 - 215 = 72844559 is a prime.
It is a super-2 number, since 2×728773272 = 10622209581329858, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (72877367) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36438663 + 36438664.
It is an arithmetic number, because the mean of its divisors is an integer number (36438664).
Almost surely, 272877327 is an apocalyptic number.
72877327 is a deficient number, since it is larger than the sum of its proper divisors (1).
72877327 is an equidigital number, since it uses as much as digits as its factorization.
72877327 is an evil number, because the sum of its binary digits is even.
The product of its digits is 230496, while the sum is 43.
The square root of 72877327 is about 8536.8218325089. The cubic root of 72877327 is about 417.6996824096.
Subtracting from 72877327 its reverse (72377827), we obtain a triangular number (499500 = T999).
The spelling of 72877327 in words is "seventy-two million, eight hundred seventy-seven thousand, three hundred twenty-seven".
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