Base | Representation |
---|---|
bin | 1000100111110… |
… | …01101100111111 |
3 | 12001002112112221 |
4 | 10103321230333 |
5 | 122003412301 |
6 | 11102110211 |
7 | 1535521555 |
oct | 423715477 |
9 | 161075487 |
10 | 72325951 |
11 | 3790a615 |
12 | 2027b367 |
13 | 11ca4429 |
14 | 9869bd5 |
15 | 6539da1 |
hex | 44f9b3f |
72325951 has 8 divisors (see below), whose sum is σ = 77051520. Its totient is φ = 67692312.
The previous prime is 72325943. The next prime is 72325963. The reversal of 72325951 is 15952327.
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 72325951 - 23 = 72325943 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 (72325921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21355 + ... + 24508.
It is an arithmetic number, because the mean of its divisors is an integer number (9631440).
Almost surely, 272325951 is an apocalyptic number.
72325951 is a deficient number, since it is larger than the sum of its proper divisors (4725569).
72325951 is a wasteful number, since it uses less digits than its factorization.
72325951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45965.
The product of its digits is 18900, while the sum is 34.
The square root of 72325951 is about 8504.4665323582. The cubic root of 72325951 is about 416.6436024211.
The spelling of 72325951 in words is "seventy-two million, three hundred twenty-five thousand, nine hundred fifty-one".
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