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80706422 = 240353211
BaseRepresentation
bin1001100111101…
…11101101110110
312121212022101202
410303313231312
5131130101142
612001452502
71666664456
oct463675566
9177768352
1080706422
1141613a25
1223041132
1313949aa4
14aa0bd66
157143032
hex4cf7b76

80706422 has 4 divisors (see below), whose sum is σ = 121059636. Its totient is φ = 40353210.

The previous prime is 80706421. The next prime is 80706427. The reversal of 80706422 is 22460708.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80706421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20176604 + ... + 20176607.

It is an arithmetic number, because the mean of its divisors is an integer number (30264909).

Almost surely, 280706422 is an apocalyptic number.

80706422 is a deficient number, since it is larger than the sum of its proper divisors (40353214).

80706422 is a wasteful number, since it uses less digits than its factorization.

80706422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40353213.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 80706422 is about 8983.6753057977. The cubic root of 80706422 is about 432.1515065012.

The spelling of 80706422 in words is "eighty million, seven hundred six thousand, four hundred twenty-two".

Divisors: 1 2 40353211 80706422