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23200230213 = 3231378812551
BaseRepresentation
bin10101100110110101…
…110110101101000101
32012212212022210210200
4111212311312231011
5340003224331323
614354045241113
71450631463066
oct254665665505
965785283720
1023200230213
119925a1a386
1245b5863199
1322596c7194
1411a133056d
1590bbb2443
hex566d76b45

23200230213 has 48 divisors (see below), whose sum is σ = 35581658112. Its totient is φ = 14541120000.

The previous prime is 23200230211. The next prime is 23200230217. The reversal of 23200230213 is 31203200232.

It is a happy number.

23200230213 is a `hidden beast` number, since 23 + 200 + 230 + 213 = 666.

It is not a de Polignac number, because 23200230213 - 21 = 23200230211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200230211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9093288 + ... + 9095838.

It is an arithmetic number, because the mean of its divisors is an integer number (741284544).

Almost surely, 223200230213 is an apocalyptic number.

It is an amenable number.

23200230213 is a deficient number, since it is larger than the sum of its proper divisors (12381427899).

23200230213 is a wasteful number, since it uses less digits than its factorization.

23200230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3506 (or 3503 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23200230213 its reverse (31203200232), we get a palindrome (54403430445).

The spelling of 23200230213 in words is "twenty-three billion, two hundred million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 9 31 37 93 111 279 333 881 1147 2551 2643 3441 7653 7929 10323 22959 27311 32597 79081 81933 94387 97791 237243 245799 283161 293373 711729 849483 1010507 2247431 2925997 3031521 6742293 8777991 9094563 20226879 26333973 69670361 83154947 209011083 249464841 627033249 748394523 2577803357 7733410071 23200230213