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972148 = 22475171
BaseRepresentation
bin11101101010101110100
31211101112111
43231111310
5222102043
632500404
711156152
oct3552564
91741474
10972148
11604431
123aa704
13280648
141b43d2
1514309d
hexed574

972148 has 12 divisors (see below), whose sum is σ = 1737792. Its totient is φ = 475640.

The previous prime is 972137. The next prime is 972161. The reversal of 972148 is 841279.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2398 + ... + 2773.

It is an arithmetic number, because the mean of its divisors is an integer number (144816).

2972148 is an apocalyptic number.

It is an amenable number.

972148 is a deficient number, since it is larger than the sum of its proper divisors (765644).

972148 is a wasteful number, since it uses less digits than its factorization.

972148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222 (or 5220 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 972148 is about 985.9756589288. The cubic root of 972148 is about 99.0628448375.

The spelling of 972148 in words is "nine hundred seventy-two thousand, one hundred forty-eight".

Divisors: 1 2 4 47 94 188 5171 10342 20684 243037 486074 972148