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23130222310 = 2513223797869
BaseRepresentation
bin10101100010101010…
…110010111011100110
32012200222121001000101
4111202222302323212
5334332314103220
614343104534314
71446121434316
oct254252627346
965628531011
1023130222310
11989a453408
12459632139a
132248054ba0
141195d09446
1590598430a
hex562ab2ee6

23130222310 has 32 divisors (see below), whose sum is σ = 45038165760. Its totient is φ = 8502081408.

The previous prime is 23130222289. The next prime is 23130222341. The reversal of 23130222310 is 1322203132.

It is a super-2 number, since 2×231302223102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369945 + ... + 427924.

It is an arithmetic number, because the mean of its divisors is an integer number (1407442680).

Almost surely, 223130222310 is an apocalyptic number.

23130222310 is a deficient number, since it is larger than the sum of its proper divisors (21907943450).

23130222310 is a wasteful number, since it uses less digits than its factorization.

23130222310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798112.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23130222310 its reverse (1322203132), we get a palindrome (24452425442).

The spelling of 23130222310 in words is "twenty-three billion, one hundred thirty million, two hundred twenty-two thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 65 130 223 446 1115 2230 2899 5798 14495 28990 797869 1595738 3989345 7978690 10372297 20744594 51861485 103722970 177924787 355849574 889623935 1779247870 2313022231 4626044462 11565111155 23130222310