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22330029 = 3294347127
BaseRepresentation
bin101010100101…
…1101010101101
31120000111001010
41111023222231
521204030104
62114335433
7360542061
oct125135255
946014033
1022330029
1111671977
12758a579
13481ab47
142d73aa1
151e61489
hex154baad

22330029 has 32 divisors (see below), whose sum is σ = 32440320. Its totient is φ = 13632192.

The previous prime is 22330003. The next prime is 22330037. The reversal of 22330029 is 92003322.

It is not a de Polignac number, because 22330029 - 28 = 22329773 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22329987 and 22330014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22330039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175764 + ... + 175890.

It is an arithmetic number, because the mean of its divisors is an integer number (1013760).

Almost surely, 222330029 is an apocalyptic number.

22330029 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

22330029 is a deficient number, since it is larger than the sum of its proper divisors (10110291).

22330029 is a wasteful number, since it uses less digits than its factorization.

22330029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 22330029 is about 4725.4660087657. The cubic root of 22330029 is about 281.5981273348.

The spelling of 22330029 in words is "twenty-two million, three hundred thirty thousand, twenty-nine".

Divisors: 1 3 29 43 47 87 127 129 141 381 1247 1363 2021 3683 3741 4089 5461 5969 6063 11049 16383 17907 58609 158369 173101 175827 256667 475107 519303 770001 7443343 22330029