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8113433 = 40120233
BaseRepresentation
bin11110111100110100011001
3120021012112112
4132330310121
54034112213
6445522105
7125651216
oct36746431
916235475
108113433
114641819
122873335
1318b0c63
141112b0d
15aa3ea8
hex7bcd19

8113433 has 4 divisors (see below), whose sum is σ = 8134068. Its totient is φ = 8092800.

The previous prime is 8113421. The next prime is 8113447. The reversal of 8113433 is 3343118.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6692569 + 1420864 = 2587^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 8113433 - 212 = 8109337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8113399 and 8113408.

It is not an unprimeable number, because it can be changed into a prime (8113453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9716 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (2033517).

Almost surely, 28113433 is an apocalyptic number.

It is an amenable number.

8113433 is a deficient number, since it is larger than the sum of its proper divisors (20635).

8113433 is a wasteful number, since it uses less digits than its factorization.

8113433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20634.

The product of its digits is 864, while the sum is 23.

The square root of 8113433 is about 2848.4088540798. The cubic root of 8113433 is about 200.9408421402.

The spelling of 8113433 in words is "eight million, one hundred thirteen thousand, four hundred thirty-three".

Divisors: 1 401 20233 8113433