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3195047471 = 71123772193
BaseRepresentation
bin1011111001110000…
…1000111000101111
322020200001020011112
42332130020320233
523020413004341
61245012542235
7142114312130
oct27634107057
98220036145
103195047471
11139a580500
1275202197b
133bbc26545
14224499c87
1513a770aeb
hexbe708e2f

3195047471 has 12 divisors (see below), whose sum is σ = 4013614416. Its totient is φ = 2489646720.

The previous prime is 3195047459. The next prime is 3195047491. The reversal of 3195047471 is 1747405913.

It is a de Polignac number, because none of the positive numbers 2k-3195047471 is a prime.

It is a super-3 number, since 3×31950474713 (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3195047411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1885250 + ... + 1886943.

It is an arithmetic number, because the mean of its divisors is an integer number (334467868).

Almost surely, 23195047471 is an apocalyptic number.

3195047471 is a deficient number, since it is larger than the sum of its proper divisors (818566945).

3195047471 is a wasteful number, since it uses less digits than its factorization.

3195047471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772222 (or 3772211 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 3195047471 is about 56524.7509592037. The cubic root of 3195047471 is about 1472.8519872286.

The spelling of 3195047471 in words is "three billion, one hundred ninety-five million, forty-seven thousand, four hundred seventy-one".

Divisors: 1 7 11 77 121 847 3772193 26405351 41494123 290458861 456435353 3195047471