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9020043 = 321002227
BaseRepresentation
bin100010011010…
…001010001011
3121222021011200
4202122022023
54302120133
6521155243
7136445334
oct42321213
917867150
109020043
11510098a
12302bb23
131b3a806
1412ab28b
15bd2913
hex89a28b

9020043 has 6 divisors (see below), whose sum is σ = 13028964. Its totient is φ = 6013356.

The previous prime is 9020029. The next prime is 9020051. The reversal of 9020043 is 3400209.

It is not a de Polignac number, because 9020043 - 24 = 9020027 is a prime.

It is a super-2 number, since 2×90200432 = 162722351443698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9019998 and 9020025.

It is not an unprimeable number, because it can be changed into a prime (9020023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 501105 + ... + 501122.

It is an arithmetic number, because the mean of its divisors is an integer number (2171494).

Almost surely, 29020043 is an apocalyptic number.

9020043 is a deficient number, since it is larger than the sum of its proper divisors (4008921).

9020043 is a wasteful number, since it uses less digits than its factorization.

9020043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002233 (or 1002230 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 9020043 is about 3003.3386422447. The cubic root of 9020043 is about 208.1626793777.

The spelling of 9020043 in words is "nine million, twenty thousand, forty-three".

Divisors: 1 3 9 1002227 3006681 9020043