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9200681 = 721031823
BaseRepresentation
bin100011000110…
…010000101001
3122022102221222
4203012100221
54323410211
6525111425
7141130100
oct43062051
918272858
109200681
115214676
1230b8575
131ba1ab9
141317037
15c1b1db
hex8c6429

9200681 has 12 divisors (see below), whose sum is σ = 10812672. Its totient is φ = 7805448.

The previous prime is 9200669. The next prime is 9200683. The reversal of 9200681 is 1860029.

It is not a de Polignac number, because 9200681 - 222 = 5006377 is a prime.

It is a super-2 number, since 2×92006812 = 169305061727522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9200681.

It is not an unprimeable number, because it can be changed into a prime (9200683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4136 + ... + 5958.

It is an arithmetic number, because the mean of its divisors is an integer number (901056).

Almost surely, 29200681 is an apocalyptic number.

It is an amenable number.

9200681 is a deficient number, since it is larger than the sum of its proper divisors (1611991).

9200681 is a wasteful number, since it uses less digits than its factorization.

9200681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 9200681 is about 3033.2624350689. The cubic root of 9200681 is about 209.5430806270.

The spelling of 9200681 in words is "nine million, two hundred thousand, six hundred eighty-one".

Divisors: 1 7 49 103 721 1823 5047 12761 89327 187769 1314383 9200681