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12203130310 = 257281620393
BaseRepresentation
bin10110101110101110…
…01111110111000110
31011111110100020202021
423113113033313012
5144443000132220
65334523233354
7611255616250
oct132727176706
934443306667
1012203130310
1151a2392468
12244697885a
1311c6276887
1483a9b6cd0
154b64e74aa
hex2d75cfdc6

12203130310 has 32 divisors (see below), whose sum is σ = 25192959552. Its totient is φ = 4169034240.

The previous prime is 12203130301. The next prime is 12203130311. The reversal of 12203130310 is 1303130221.

It is a super-2 number, since 2×122031303102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12203130311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290527 + ... + 329866.

It is an arithmetic number, because the mean of its divisors is an integer number (787279986).

Almost surely, 212203130310 is an apocalyptic number.

12203130310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12203130310 is an abundant number, since it is smaller than the sum of its proper divisors (12989829242).

12203130310 is a wasteful number, since it uses less digits than its factorization.

12203130310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620688.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12203130310 its reverse (1303130221), we get a palindrome (13506260531).

The spelling of 12203130310 in words is "twelve billion, two hundred three million, one hundred thirty thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 70 281 562 1405 1967 2810 3934 9835 19670 620393 1240786 3101965 4342751 6203930 8685502 21713755 43427510 174330433 348660866 871652165 1220313031 1743304330 2440626062 6101565155 12203130310