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84023307 = 3283112481
BaseRepresentation
bin1010000001000…
…01100000001011
312212002211022100
411000201200023
5133002221212
612200524443
72040120624
oct500414013
9185084270
1084023307
1143479a55
1224180723
131453b744
14b232a4b
15759abdc
hex502180b

84023307 has 12 divisors (see below), whose sum is σ = 122830344. Its totient is φ = 55340160.

The previous prime is 84023287. The next prime is 84023311. The reversal of 84023307 is 70332048.

It is not a de Polignac number, because 84023307 - 215 = 83990539 is a prime.

It is a super-2 number, since 2×840233072 = 14119832238432498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84023507) 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, 55494 + ... + 56987.

It is an arithmetic number, because the mean of its divisors is an integer number (10235862).

Almost surely, 284023307 is an apocalyptic number.

84023307 is a deficient number, since it is larger than the sum of its proper divisors (38807037).

84023307 is a wasteful number, since it uses less digits than its factorization.

84023307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112570 (or 112567 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 84023307 is about 9166.4228028168. The cubic root of 84023307 is about 437.9924155814.

The spelling of 84023307 in words is "eighty-four million, twenty-three thousand, three hundred seven".

Divisors: 1 3 9 83 249 747 112481 337443 1012329 9335923 28007769 84023307