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972265 = 5727779
BaseRepresentation
bin11101101010111101001
31211101200211
43231113221
5222103030
632501121
711156410
oct3552751
91741624
10972265
11604528
123aa7a1
13280708
141b4477
1514312a
hexed5e9

972265 has 8 divisors (see below), whose sum is σ = 1333440. Its totient is φ = 666672.

The previous prime is 972263. The next prime is 972271. The reversal of 972265 is 562279.

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 972265 - 21 = 972263 is a prime.

It is a d-powerful number, because it can be written as 93 + 77 + 216 + 216 + 64 + 56 .

972265 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (972263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13855 + ... + 13924.

It is an arithmetic number, because the mean of its divisors is an integer number (166680).

2972265 is an apocalyptic number.

It is an amenable number.

972265 is a deficient number, since it is larger than the sum of its proper divisors (361175).

972265 is a wasteful number, since it uses less digits than its factorization.

972265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27791.

The product of its digits is 7560, while the sum is 31.

The square root of 972265 is about 986.0349892372. The cubic root of 972265 is about 99.0668188168.

The spelling of 972265 in words is "nine hundred seventy-two thousand, two hundred sixty-five".

Divisors: 1 5 7 35 27779 138895 194453 972265