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232031061 = 3423269463
BaseRepresentation
bin11011101010010…
…00001101010101
3121011121101210000
431311020031111
5433344443221
635005121513
75515142253
oct1565101525
9534541700
10232031061
11109a80409
1265859299
13390c08b2
1422b5d5d3
1515584e26
hexdd48355

232031061 has 40 divisors (see below), whose sum is σ = 363813120. Its totient is φ = 147093408.

The previous prime is 232031047. The next prime is 232031069. The reversal of 232031061 is 160130232.

232031061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 232031061 - 25 = 232031029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232031069) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 500916 + ... + 501378.

It is an arithmetic number, because the mean of its divisors is an integer number (9095328).

Almost surely, 2232031061 is an apocalyptic number.

It is an amenable number.

232031061 is a deficient number, since it is larger than the sum of its proper divisors (131782059).

232031061 is a wasteful number, since it uses less digits than its factorization.

232031061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 758 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 232031061 is about 15232.5658048800. The cubic root of 232031061 is about 614.4907861068.

Adding to 232031061 its reverse (160130232), we get a palindrome (392161293).

The spelling of 232031061 in words is "two hundred thirty-two million, thirty-one thousand, sixty-one".

Divisors: 1 3 9 23 27 69 81 207 269 463 621 807 1389 1863 2421 4167 6187 7263 10649 12501 18561 21789 31947 37503 55683 95841 124547 167049 287523 373641 501147 862569 1120923 2864581 3362769 8593743 10088307 25781229 77343687 232031061