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83007084 = 22331721821
BaseRepresentation
bin1001111001010…
…01011001101100
312210012012022110
410330221121230
5132222211314
612123044020
72025356106
oct474513154
9183165273
1083007084
11429454a6
1223970610
1314274024
14b04a576
157449a59
hex4f2966c

83007084 has 24 divisors (see below), whose sum is σ = 194303088. Its totient is φ = 27580480.

The previous prime is 83007061. The next prime is 83007091. The reversal of 83007084 is 48070038.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7107 + ... + 14714.

It is an arithmetic number, because the mean of its divisors is an integer number (8095962).

Almost surely, 283007084 is an apocalyptic number.

It is an amenable number.

83007084 is an abundant number, since it is smaller than the sum of its proper divisors (111296004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83007084 is a wasteful number, since it uses less digits than its factorization.

83007084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22145 (or 22143 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 83007084 is about 9110.8223558579. The cubic root of 83007084 is about 436.2194767959.

The spelling of 83007084 in words is "eighty-three million, seven thousand, eighty-four".

Divisors: 1 2 3 4 6 12 317 634 951 1268 1902 3804 21821 43642 65463 87284 130926 261852 6917257 13834514 20751771 27669028 41503542 83007084