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472571307 = 33131346357
BaseRepresentation
bin11100001010101…
…101110110101011
31012221020002222000
4130022231312223
51431434240212
6114520502043
714465534625
oct3412556653
91187202860
10472571307
112228328aa
1211231a923
1376ba05c0
1446a95c15
152b74b1dc
hex1c2addab

472571307 has 16 divisors (see below), whose sum is σ = 753960480. Its totient is φ = 290812896.

The previous prime is 472571303. The next prime is 472571329. The reversal of 472571307 is 703175274.

472571307 is a `hidden beast` number, since 472 + 57 + 130 + 7 = 666.

It is not a de Polignac number, because 472571307 - 22 = 472571303 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (472571303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672828 + ... + 673529.

It is an arithmetic number, because the mean of its divisors is an integer number (47122530).

Almost surely, 2472571307 is an apocalyptic number.

472571307 is a deficient number, since it is larger than the sum of its proper divisors (281389173).

472571307 is a wasteful number, since it uses less digits than its factorization.

472571307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346379 (or 1346373 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 472571307 is about 21738.7052742338. The cubic root of 472571307 is about 778.9132943838.

It can be divided in two parts, 472571 and 307, that added together give a triangular number (472878 = T972).

The spelling of 472571307 in words is "four hundred seventy-two million, five hundred seventy-one thousand, three hundred seven".

Divisors: 1 3 9 13 27 39 117 351 1346357 4039071 12117213 17502641 36351639 52507923 157523769 472571307