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3893142323 = 729130114741
BaseRepresentation
bin1110100000001100…
…1010001100110011
3101001022122010021102
43220003022030303
530433121023243
61442151315015
7165322110110
oct35003121463
911038563242
103893142323
1117186394a4
1290797ba6b
134a0749715
1428d099907
1517bbb89b8
hexe80ca333

3893142323 has 16 divisors (see below), whose sum is σ = 4606580160. Its totient is φ = 3219216000.

The previous prime is 3893142301. The next prime is 3893142359. The reversal of 3893142323 is 3232413983.

It is not a de Polignac number, because 3893142323 - 28 = 3893142067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3893142623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256733 + ... + 271473.

It is an arithmetic number, because the mean of its divisors is an integer number (287911260).

Almost surely, 23893142323 is an apocalyptic number.

3893142323 is a deficient number, since it is larger than the sum of its proper divisors (713437837).

3893142323 is a wasteful number, since it uses less digits than its factorization.

3893142323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16078.

The product of its digits is 93312, while the sum is 38.

The square root of 3893142323 is about 62395.0504687672. The cubic root of 3893142323 is about 1573.1377769379.

The spelling of 3893142323 in words is "three billion, eight hundred ninety-three million, one hundred forty-two thousand, three hundred twenty-three".

Divisors: 1 7 29 203 1301 9107 14741 37729 103187 264103 427489 2992423 19178041 134246287 556163189 3893142323