Base | Representation |
---|---|
bin | 1000101100011… |
… | …00011101100001 |
3 | 12002020002010201 |
4 | 10112030131201 |
5 | 122132131243 |
6 | 11123025201 |
7 | 1543604242 |
oct | 426143541 |
9 | 162202121 |
10 | 72927073 |
11 | 3819020a |
12 | 2050b201 |
13 | 12154c1b |
14 | 9984cc9 |
15 | 660804d |
hex | 458c761 |
72927073 has 8 divisors (see below), whose sum is σ = 77818400. Its totient is φ = 68141088.
The previous prime is 72927061. The next prime is 72927077. The reversal of 72927073 is 37072927.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-72927073 is a prime.
It is a deceptive number, since it divides R72927072.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72927077) 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, 24903 + ... + 27676.
It is an arithmetic number, because the mean of its divisors is an integer number (9727300).
Almost surely, 272927073 is an apocalyptic number.
72927073 is a gapful number since it is divisible by the number (73) formed by its first and last digit.
It is an amenable number.
72927073 is a deficient number, since it is larger than the sum of its proper divisors (4891327).
72927073 is a wasteful number, since it uses less digits than its factorization.
72927073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52671.
The product of its (nonzero) digits is 37044, while the sum is 37.
The square root of 72927073 is about 8539.7349490485. The cubic root of 72927073 is about 417.7947012729.
It can be divided in two parts, 7292 and 7073, that added together give a triangular number (14365 = T169).
The spelling of 72927073 in words is "seventy-two million, nine hundred twenty-seven thousand, seventy-three".
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