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8972854 = 211407857
BaseRepresentation
bin100010001110…
…101000110110
3121212212102221
4202032220312
54244112404
6520152554
7136160632
oct42165066
917785387
108972854
115079490
12300875a
131b221a7
141297dc2
15bc3954
hex88ea36

8972854 has 8 divisors (see below), whose sum is σ = 14682888. Its totient is φ = 4078560.

The previous prime is 8972849. The next prime is 8972863. The reversal of 8972854 is 4582798.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8972854.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203907 + ... + 203950.

It is an arithmetic number, because the mean of its divisors is an integer number (1835361).

Almost surely, 28972854 is an apocalyptic number.

8972854 is a deficient number, since it is larger than the sum of its proper divisors (5710034).

8972854 is a wasteful number, since it uses less digits than its factorization.

8972854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407870.

The product of its digits is 161280, while the sum is 43.

The square root of 8972854 is about 2995.4722499132. The cubic root of 8972854 is about 207.7990385197.

The spelling of 8972854 in words is "eight million, nine hundred seventy-two thousand, eight hundred fifty-four".

Divisors: 1 2 11 22 407857 815714 4486427 8972854