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72295 = 519761
BaseRepresentation
bin10001101001100111
310200011121
4101221213
54303140
61314411
7420526
oct215147
9120147
1072295
114a353
1235a07
1326ba2
141c4bd
151664a
hex11a67

72295 has 8 divisors (see below), whose sum is σ = 91440. Its totient is φ = 54720.

The previous prime is 72287. The next prime is 72307. The reversal of 72295 is 59227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72295 - 23 = 72287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286 + ... + 475.

It is an arithmetic number, because the mean of its divisors is an integer number (11430).

272295 is an apocalyptic number.

72295 is a deficient number, since it is larger than the sum of its proper divisors (19145).

72295 is a wasteful number, since it uses less digits than its factorization.

72295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785.

The product of its digits is 1260, while the sum is 25.

The square root of 72295 is about 268.8772954342. The cubic root of 72295 is about 41.6584161442.

The spelling of 72295 in words is "seventy-two thousand, two hundred ninety-five".

Divisors: 1 5 19 95 761 3805 14459 72295