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23230213293 = 371106200633
BaseRepresentation
bin10101101000101000…
…001110110010101101
32012221221202002212010
4111220220032302231
5340033413311133
614401040031433
71451444361240
oct255050166255
965857662763
1023230213293
119940939091
124603902579
132262994551
1411a52d7257
1590e636263
hex568a0ecad

23230213293 has 8 divisors (see below), whose sum is σ = 35398420288. Its totient is φ = 13274407584.

The previous prime is 23230213271. The next prime is 23230213297. The reversal of 23230213293 is 39231203232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23230213293 - 28 = 23230213037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23230213293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23230213297) 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, 553100296 + ... + 553100337.

It is an arithmetic number, because the mean of its divisors is an integer number (4424802536).

Almost surely, 223230213293 is an apocalyptic number.

It is an amenable number.

23230213293 is a deficient number, since it is larger than the sum of its proper divisors (12168206995).

23230213293 is a wasteful number, since it uses less digits than its factorization.

23230213293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106200643.

The product of its (nonzero) digits is 11664, while the sum is 30.

The spelling of 23230213293 in words is "twenty-three billion, two hundred thirty million, two hundred thirteen thousand, two hundred ninety-three".

Divisors: 1 3 7 21 1106200633 3318601899 7743404431 23230213293