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10032231311 = 77312978307
BaseRepresentation
bin10010101011111011…
…11011001110001111
3221220011102011011122
421111331323032033
5131021222400221
64335253311155
7503415362534
oct112575731617
927804364148
1010032231311
114288a29963
121b3b9354bb
13c3b593c5b
146b2552d8b
153dab27eab
hex255f7b38f

10032231311 has 4 divisors (see below), whose sum is σ = 10045210392. Its totient is φ = 10019252232.

The previous prime is 10032231277. The next prime is 10032231353. The reversal of 10032231311 is 11313223001.

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-10032231311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10032231311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032231361) 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, 6488381 + ... + 6489926.

It is an arithmetic number, because the mean of its divisors is an integer number (2511302598).

Almost surely, 210032231311 is an apocalyptic number.

10032231311 is a deficient number, since it is larger than the sum of its proper divisors (12979081).

10032231311 is an equidigital number, since it uses as much as digits as its factorization.

10032231311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12979080.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10032231311 its reverse (11313223001), we get a palindrome (21345454312).

The spelling of 10032231311 in words is "ten billion, thirty-two million, two hundred thirty-one thousand, three hundred eleven".

Divisors: 1 773 12978307 10032231311