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80702034 = 2371921477
BaseRepresentation
bin1001100111101…
…10101001010010
312121212002101020
410303312221102
5131124431114
612001420310
71666645620
oct463665122
9177762336
1080702034
11416106a6
122303a696
1313947aaa
14aa0a510
157141aa9
hex4cf6a52

80702034 has 16 divisors (see below), whose sum is σ = 184461888. Its totient is φ = 23057712.

The previous prime is 80702033. The next prime is 80702051. The reversal of 80702034 is 43020708.

It is a junction number, because it is equal to n+sod(n) for n = 80701995 and 80702013.

It is not an unprimeable number, because it can be changed into a prime (80702033) 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, 960697 + ... + 960780.

It is an arithmetic number, because the mean of its divisors is an integer number (11528868).

Almost surely, 280702034 is an apocalyptic number.

80702034 is an abundant number, since it is smaller than the sum of its proper divisors (103759854).

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

80702034 is a wasteful number, since it uses less digits than its factorization.

80702034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921489.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 80702034 is about 8983.4310817193. The cubic root of 80702034 is about 432.1436743480.

The spelling of 80702034 in words is "eighty million, seven hundred two thousand, thirty-four".

Divisors: 1 2 3 6 7 14 21 42 1921477 3842954 5764431 11528862 13450339 26900678 40351017 80702034