Base | Representation |
---|---|
bin | 1000101000001… |
… | …00100111101011 |
3 | 12001011210220002 |
4 | 10110010213223 |
5 | 122011330132 |
6 | 11103053215 |
7 | 1536066125 |
oct | 424044753 |
9 | 161153802 |
10 | 72370667 |
11 | 37940176 |
12 | 202a120b |
13 | 11cbb8a5 |
14 | 987c215 |
15 | 6548262 |
hex | 45049eb |
72370667 has 8 divisors (see below), whose sum is σ = 73599216. Its totient is φ = 71148672.
The previous prime is 72370663. The next prime is 72370691. The reversal of 72370667 is 76607327.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 72370667 - 22 = 72370663 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 72370667.
It is not an unprimeable number, because it can be changed into a prime (72370663) 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, 23903 + ... + 26759.
It is an arithmetic number, because the mean of its divisors is an integer number (9199902).
Almost surely, 272370667 is an apocalyptic number.
72370667 is a deficient number, since it is larger than the sum of its proper divisors (1228549).
72370667 is a wasteful number, since it uses less digits than its factorization.
72370667 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3277.
The product of its (nonzero) digits is 74088, while the sum is 38.
The square root of 72370667 is about 8507.0950976229. The cubic root of 72370667 is about 416.7294489574.
It can be divided in two parts, 72370 and 667, that added together give a palindrome (73037).
The spelling of 72370667 in words is "seventy-two million, three hundred seventy thousand, six hundred sixty-seven".
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