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71022814 = 267530021
BaseRepresentation
bin1000011101110…
…11100011011110
311221122022222121
410032323203132
5121140212224
611014133154
71521453412
oct416734336
9157568877
1071022814
11370aa545
121b9511ba
1311939245
14960ad42
15637dbe4
hex43bb8de

71022814 has 8 divisors (see below), whose sum is σ = 108124488. Its totient is φ = 34981320.

The previous prime is 71022803. The next prime is 71022823. The reversal of 71022814 is 41822017.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264877 + ... + 265144.

It is an arithmetic number, because the mean of its divisors is an integer number (13515561).

Almost surely, 271022814 is an apocalyptic number.

71022814 is a deficient number, since it is larger than the sum of its proper divisors (37101674).

71022814 is a wasteful number, since it uses less digits than its factorization.

71022814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530090.

The product of its (nonzero) digits is 896, while the sum is 25.

The square root of 71022814 is about 8427.5034262823. The cubic root of 71022814 is about 414.1261216557.

The spelling of 71022814 in words is "seventy-one million, twenty-two thousand, eight hundred fourteen".

Divisors: 1 2 67 134 530021 1060042 35511407 71022814