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84276029 = 471793107
BaseRepresentation
bin1010000010111…
…11001100111101
312212120122222102
411001133030331
5133033313104
612210154445
72042222465
oct501371475
9185518872
1084276029
1143631912
1224282a25
13145c9796
14b29aba5
1575eaa1e
hex505f33d

84276029 has 4 divisors (see below), whose sum is σ = 86069184. Its totient is φ = 82482876.

The previous prime is 84276019. The next prime is 84276037. The reversal of 84276029 is 92067248.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84276029 - 220 = 83227453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84275983 and 84276001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84276019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 896507 + ... + 896600.

It is an arithmetic number, because the mean of its divisors is an integer number (21517296).

Almost surely, 284276029 is an apocalyptic number.

It is an amenable number.

84276029 is a deficient number, since it is larger than the sum of its proper divisors (1793155).

84276029 is a wasteful number, since it uses less digits than its factorization.

84276029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793154.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 84276029 is about 9180.1976558242. The cubic root of 84276029 is about 438.4311015112.

The spelling of 84276029 in words is "eighty-four million, two hundred seventy-six thousand, twenty-nine".

Divisors: 1 47 1793107 84276029