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83230408 = 2383163769
BaseRepresentation
bin1001111010111…
…11111011001000
312210121112122201
410331133323020
5132301333113
612131525544
72030306152
oct475377310
9183545581
1083230408
1142a88268
1223a598b4
1314321881
14b0a7ad2
157490cdd
hex4f5fec8

83230408 has 32 divisors (see below), whose sum is σ = 159112800. Its totient is φ = 40808448.

The previous prime is 83230403. The next prime is 83230417. The reversal of 83230408 is 80403238.

It is not an unprimeable number, because it can be changed into a prime (83230403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107848 + ... + 108616.

It is an arithmetic number, because the mean of its divisors is an integer number (4972275).

Almost surely, 283230408 is an apocalyptic number.

It is an amenable number.

83230408 is a deficient number, since it is larger than the sum of its proper divisors (75882392).

83230408 is a wasteful number, since it uses less digits than its factorization.

83230408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1017 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 83230408 is about 9123.0700972863. The cubic root of 83230408 is about 436.6103311612.

It can be divided in two parts, 83230 and 408, that added together give a palindrome (83638).

The spelling of 83230408 in words is "eighty-three million, two hundred thirty thousand, four hundred eight".

Divisors: 1 2 4 8 83 163 166 326 332 652 664 769 1304 1538 3076 6152 13529 27058 54116 63827 108232 125347 127654 250694 255308 501388 510616 1002776 10403801 20807602 41615204 83230408