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10032203231 = 84481118751
BaseRepresentation
bin10010101011111011…
…10100010111011111
3221220011100201122122
421111331310113133
5131021221000411
64335252533155
7503415214631
oct112575642737
927804321578
1010032203231
114288a0a856
121b3b9211bb
13c3b58423b
146b2546a51
153dab1e9db
hex255f745df

10032203231 has 4 divisors (see below), whose sum is σ = 10032406464. Its totient is φ = 10032000000.

The previous prime is 10032203221. The next prime is 10032203267. The reversal of 10032203231 is 13230223001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10032203231 is a prime.

It is a super-2 number, since 2×100322032312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032203221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25106 + ... + 143856.

It is an arithmetic number, because the mean of its divisors is an integer number (2508101616).

Almost surely, 210032203231 is an apocalyptic number.

10032203231 is a deficient number, since it is larger than the sum of its proper divisors (203233).

10032203231 is an equidigital number, since it uses as much as digits as its factorization.

10032203231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203232.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 10032203231 its reverse (13230223001), we get a palindrome (23262426232).

The spelling of 10032203231 in words is "ten billion, thirty-two million, two hundred three thousand, two hundred thirty-one".

Divisors: 1 84481 118751 10032203231