Base | Representation |
---|---|
bin | 1000101001111… |
… | …10010010001111 |
3 | 12001121210220002 |
4 | 10110332102033 |
5 | 122041404423 |
6 | 11112114515 |
7 | 1541101550 |
oct | 424762217 |
9 | 161553802 |
10 | 72606863 |
11 | 37a9167a |
12 | 20395a3b |
13 | 12072254 |
14 | 9900327 |
15 | 6593228 |
hex | 453e48f |
72606863 has 8 divisors (see below), whose sum is σ = 83785728. Its totient is φ = 61629624.
The previous prime is 72606857. The next prime is 72606871. The reversal of 72606863 is 36860627.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72606863 - 26 = 72606799 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72606803) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49631 + ... + 51072.
It is an arithmetic number, because the mean of its divisors is an integer number (10473216).
Almost surely, 272606863 is an apocalyptic number.
72606863 is a deficient number, since it is larger than the sum of its proper divisors (11178865).
72606863 is a wasteful number, since it uses less digits than its factorization.
72606863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100813.
The product of its (nonzero) digits is 72576, while the sum is 38.
The square root of 72606863 is about 8520.9660837255. The cubic root of 72606863 is about 417.1823163276.
The spelling of 72606863 in words is "seventy-two million, six hundred six thousand, eight hundred sixty-three".
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