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83233238 = 2112343939
BaseRepresentation
bin1001111011000…
…00100111010110
312210121200112112
410331200213112
5132301430423
612131551022
72030320334
oct475404726
9183550475
1083233238
1142a8a400
1223a5b472
1314322c4a
14b0a8b54
157491a78
hex4f609d6

83233238 has 12 divisors (see below), whose sum is σ = 137232060. Its totient is φ = 37833180.

The previous prime is 83233231. The next prime is 83233253.

83233238 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83233231) 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, 171728 + ... + 172211.

It is an arithmetic number, because the mean of its divisors is an integer number (11436005).

Almost surely, 283233238 is an apocalyptic number.

83233238 is a deficient number, since it is larger than the sum of its proper divisors (53998822).

83233238 is a wasteful number, since it uses less digits than its factorization.

83233238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343963 (or 343952 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 83233238 is about 9123.2251972644. The cubic root of 83233238 is about 436.6152796460.

The spelling of 83233238 in words is "eighty-three million, two hundred thirty-three thousand, two hundred thirty-eight".

Divisors: 1 2 11 22 121 242 343939 687878 3783329 7566658 41616619 83233238