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3385811231 = 11227981911
BaseRepresentation
bin1100100111001111…
…0110000100011111
322201222000000211222
43021303312010133
523413231424411
61315545403555
7146621630525
oct31163660437
98658000758
103385811231
111488225100
127a5a995bb
1341c5c87ca
14241956315
1514c3a34db
hexc9cf611f

3385811231 has 6 divisors (see below), whose sum is σ = 3721594296. Its totient is φ = 3078010100.

The previous prime is 3385811167. The next prime is 3385811249. The reversal of 3385811231 is 1321185833.

It is not a de Polignac number, because 3385811231 - 26 = 3385811167 is a prime.

It is a super-2 number, since 2×33858112312 = 22927435383931470722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3385811191 and 3385811200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3385811251) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13990835 + ... + 13991076.

It is an arithmetic number, because the mean of its divisors is an integer number (620265716).

Almost surely, 23385811231 is an apocalyptic number.

3385811231 is a deficient number, since it is larger than the sum of its proper divisors (335783065).

3385811231 is a wasteful number, since it uses less digits than its factorization.

3385811231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27981933 (or 27981922 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 3385811231 is about 58187.7240575708. The cubic root of 3385811231 is about 1501.5999566709.

The spelling of 3385811231 in words is "three billion, three hundred eighty-five million, eight hundred eleven thousand, two hundred thirty-one".

Divisors: 1 11 121 27981911 307801021 3385811231