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71470204 = 22138915443
BaseRepresentation
bin1000100001010…
…00110001111100
311222111001200121
410100220301330
5121244021304
611031504324
71525325641
oct420506174
9158431617
1071470204
1137385693
121bb280a4
1311a64a80
1496c5dc8
15641b554
hex4428c7c

71470204 has 24 divisors (see below), whose sum is σ = 136216080. Its totient is φ = 32613504.

The previous prime is 71470183. The next prime is 71470207. The reversal of 71470204 is 40207417.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71470207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3094 + ... + 12349.

It is an arithmetic number, because the mean of its divisors is an integer number (5675670).

Almost surely, 271470204 is an apocalyptic number.

It is an amenable number.

71470204 is a deficient number, since it is larger than the sum of its proper divisors (64745876).

71470204 is a wasteful number, since it uses less digits than its factorization.

71470204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15549 (or 15547 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 71470204 is about 8454.0052046353. The cubic root of 71470204 is about 414.9938625889.

The spelling of 71470204 in words is "seventy-one million, four hundred seventy thousand, two hundred four".

Divisors: 1 2 4 13 26 52 89 178 356 1157 2314 4628 15443 30886 61772 200759 401518 803036 1374427 2748854 5497708 17867551 35735102 71470204