Base | Representation |
---|---|
bin | 1000101010011… |
… | …10101011011101 |
3 | 12001202020000010 |
4 | 10111032223131 |
5 | 122101032023 |
6 | 11113353433 |
7 | 1541501406 |
oct | 425165335 |
9 | 161666003 |
10 | 72674013 |
11 | 38028075 |
12 | 20408879 |
13 | 12096999 |
14 | 991a9ad |
15 | 65a8093 |
hex | 454eadd |
72674013 has 16 divisors (see below), whose sum is σ = 100624896. Its totient is φ = 46605120.
The previous prime is 72674009. The next prime is 72674023. The reversal of 72674013 is 31047627.
It is not a de Polignac number, because 72674013 - 22 = 72674009 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72674003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13831 + ... + 18347.
It is an arithmetic number, because the mean of its divisors is an integer number (6289056).
Almost surely, 272674013 is an apocalyptic number.
It is an amenable number.
72674013 is a deficient number, since it is larger than the sum of its proper divisors (27950883).
72674013 is a wasteful number, since it uses less digits than its factorization.
72674013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4724.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 72674013 is about 8524.9054540212. The cubic root of 72674013 is about 417.3108861794.
The spelling of 72674013 in words is "seventy-two million, six hundred seventy-four thousand, thirteen".
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