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84063207 = 397288877
BaseRepresentation
bin1010000001010…
…11001111100111
312212011212001010
411000223033213
5133010010312
612201433303
72040345144
oct500531747
9185155033
1084063207
11434a6a28
122419b833
1314553957
14b2433cb
1575a793c
hex502b3e7

84063207 has 8 divisors (see below), whose sum is σ = 113240176. Its totient is φ = 55464192.

The previous prime is 84063197. The next prime is 84063251. The reversal of 84063207 is 70236048.

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

It is not a de Polignac number, because 84063207 - 210 = 84062183 is a prime.

It is a super-2 number, since 2×840632072 = 14133245542249698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84063107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144148 + ... + 144729.

It is an arithmetic number, because the mean of its divisors is an integer number (14155022).

Almost surely, 284063207 is an apocalyptic number.

84063207 is a deficient number, since it is larger than the sum of its proper divisors (29176969).

84063207 is a wasteful number, since it uses less digits than its factorization.

84063207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288977.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 84063207 is about 9168.5989660362. The cubic root of 84063207 is about 438.0617341728.

The spelling of 84063207 in words is "eighty-four million, sixty-three thousand, two hundred seven".

Divisors: 1 3 97 291 288877 866631 28021069 84063207