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8972974 = 217263911
BaseRepresentation
bin100010001110…
…101010101110
3121212212121101
4202032222232
54244113344
6520153314
7136161163
oct42165256
917785541
108972974
11507958a
12300883a
131b2226a
14129806a
15bc39d4
hex88eaae

8972974 has 8 divisors (see below), whose sum is σ = 14251248. Its totient is φ = 4222560.

The previous prime is 8972969. The next prime is 8972983. The reversal of 8972974 is 4792798.

8972974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

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, 131922 + ... + 131989.

It is an arithmetic number, because the mean of its divisors is an integer number (1781406).

Almost surely, 28972974 is an apocalyptic number.

8972974 is a deficient number, since it is larger than the sum of its proper divisors (5278274).

8972974 is a wasteful number, since it uses less digits than its factorization.

8972974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263930.

The product of its digits is 254016, while the sum is 46.

The square root of 8972974 is about 2995.4922800768. The cubic root of 8972974 is about 207.7999648610.

The spelling of 8972974 in words is "eight million, nine hundred seventy-two thousand, nine hundred seventy-four".

Divisors: 1 2 17 34 263911 527822 4486487 8972974