Base | Representation |
---|---|
bin | 1000101001101… |
… | …10011110001111 |
3 | 12001120011222220 |
4 | 10110312132033 |
5 | 122034343423 |
6 | 11111310423 |
7 | 1540606344 |
oct | 424663617 |
9 | 161504886 |
10 | 72574863 |
11 | 37a6a629 |
12 | 2037b413 |
13 | 1206080a |
14 | 98d27cb |
15 | 65889e3 |
hex | 453678f |
72574863 has 8 divisors (see below), whose sum is σ = 97724976. Its totient is φ = 47904000.
The previous prime is 72574847. The next prime is 72574877. The reversal of 72574863 is 36847527.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72574863 - 24 = 72574847 is a prime.
It is a super-2 number, since 2×725748632 = 10534221478937538, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72574823) 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, 119458 + ... + 120063.
It is an arithmetic number, because the mean of its divisors is an integer number (12215622).
Almost surely, 272574863 is an apocalyptic number.
72574863 is a deficient number, since it is larger than the sum of its proper divisors (25150113).
72574863 is a wasteful number, since it uses less digits than its factorization.
72574863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239625.
The product of its digits is 282240, while the sum is 42.
The square root of 72574863 is about 8519.0881554307. The cubic root of 72574863 is about 417.1210191109.
It can be divided in two parts, 72574 and 863, that added together give a palindrome (73437).
The spelling of 72574863 in words is "seventy-two million, five hundred seventy-four thousand, eight hundred sixty-three".
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