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12233223210 = 23513231363793
BaseRepresentation
bin10110110010010100…
…00010110000101010
31011120112222010110010
423121022002300222
5200023201120320
65341520232350
7612102452535
oct133112026052
934515863403
1012233223210
11520837672a
122454a6b6b6
1311cc581c20
148409aba1c
154b8e8dae0
hex2d9282c2a

12233223210 has 64 divisors (see below), whose sum is σ = 32992904448. Its totient is φ = 2880328704.

The previous prime is 12233223179. The next prime is 12233223217. The reversal of 12233223210 is 1232233221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12233223217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 672927 + ... + 690866.

It is an arithmetic number, because the mean of its divisors is an integer number (515514132).

Almost surely, 212233223210 is an apocalyptic number.

12233223210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12233223210 is an abundant number, since it is smaller than the sum of its proper divisors (20759681238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12233223210 is a wasteful number, since it uses less digits than its factorization.

12233223210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363839.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12233223210 its reverse (1232233221), we get a palindrome (13465456431).

The spelling of 12233223210 in words is "twelve billion, two hundred thirty-three million, two hundred twenty-three thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 13 15 23 26 30 39 46 65 69 78 115 130 138 195 230 299 345 390 598 690 897 1495 1794 2990 4485 8970 1363793 2727586 4091379 6818965 8182758 13637930 17729309 20456895 31367239 35458618 40913790 53187927 62734478 88646545 94101717 106375854 156836195 177293090 188203434 265939635 313672390 407774107 470508585 531879270 815548214 941017170 1223322321 2038870535 2446644642 4077741070 6116611605 12233223210