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232243029 = 32231121947
BaseRepresentation
bin11011101011110…
…11111101010101
3121012000011112200
431311323331111
5433423234104
635013435113
75520014244
oct1565737525
9535004480
10232243029
1110a105697
126593ba99
1339166215
1422bb695b
15155c7b39
hexdd7bf55

232243029 has 12 divisors (see below), whose sum is σ = 350047776. Its totient is φ = 148096872.

The previous prime is 232243009. The next prime is 232243031. The reversal of 232243029 is 920342232.

It is not a de Polignac number, because 232243029 - 216 = 232177493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232242993 and 232243011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232243009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560767 + ... + 561180.

It is an arithmetic number, because the mean of its divisors is an integer number (29170648).

Almost surely, 2232243029 is an apocalyptic number.

It is an amenable number.

232243029 is a deficient number, since it is larger than the sum of its proper divisors (117804747).

232243029 is a wasteful number, since it uses less digits than its factorization.

232243029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121976 (or 1121973 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 232243029 is about 15239.5219413209. The cubic root of 232243029 is about 614.6778483321.

The spelling of 232243029 in words is "two hundred thirty-two million, two hundred forty-three thousand, twenty-nine".

Divisors: 1 3 9 23 69 207 1121947 3365841 10097523 25804781 77414343 232243029