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13033023 = 314393019
BaseRepresentation
bin110001101101…
…111000111111
3220112010221120
4301231320333
511314024043
61143202023
7215531103
oct61557077
926463846
1013033023
1173a19a3
124446313
132914263
141a33903
151226983
hexc6de3f

13033023 has 8 divisors (see below), whose sum is σ = 17395200. Its totient is φ = 8679768.

The previous prime is 13033003. The next prime is 13033049. The reversal of 13033023 is 32033031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13033023 - 29 = 13032511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13032993 and 13033011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13033003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2808 + ... + 5826.

It is an arithmetic number, because the mean of its divisors is an integer number (2174400).

Almost surely, 213033023 is an apocalyptic number.

13033023 is a deficient number, since it is larger than the sum of its proper divisors (4362177).

13033023 is a wasteful number, since it uses less digits than its factorization.

13033023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4461.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 13033023 is about 3610.1278370717. The cubic root of 13033023 is about 235.3323981823.

Adding to 13033023 its reverse (32033031), we get a palindrome (45066054).

It can be divided in two parts, 1303302 and 3, that added together give a triangular number (1303305 = T1614).

The spelling of 13033023 in words is "thirteen million, thirty-three thousand, twenty-three".

Divisors: 1 3 1439 3019 4317 9057 4344341 13033023