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10234203220 = 2251237341357
BaseRepresentation
bin10011000100000000…
…11000110001010100
3222102020110101112201
421202000120301110
5131424424000340
64411310254244
7511420202113
oct114200306124
928366411481
1010234203220
114381a3939a
121b974b7384
13c7138b967
146d12c9c7a
153ed72179a
hex262018c54

10234203220 has 24 divisors (see below), whose sum is σ = 21494083464. Its totient is φ = 4093251456.

The previous prime is 10234203209. The next prime is 10234203223. The reversal of 10234203220 is 2230243201.

It can be written as a sum of positive squares in 4 ways, for example, as 1666109124 + 8568094096 = 40818^2 + 92564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10234203223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226782 + ... + 268138.

It is an arithmetic number, because the mean of its divisors is an integer number (895586811).

Almost surely, 210234203220 is an apocalyptic number.

10234203220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10234203220 is an abundant number, since it is smaller than the sum of its proper divisors (11259880244).

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

10234203220 is a wasteful number, since it uses less digits than its factorization.

10234203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53739 (or 53737 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 10234203220 its reverse (2230243201), we get a palindrome (12464446421).

The spelling of 10234203220 in words is "ten billion, two hundred thirty-four million, two hundred three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 12373 24746 41357 49492 61865 82714 123730 165428 206785 247460 413570 827140 511710161 1023420322 2046840644 2558550805 5117101610 10234203220