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11314322431 = 127373923827
BaseRepresentation
bin10101000100110001…
…01101101111111111
31002012111220010112221
422202120231233333
5141132431304211
65110413110211
7550244103526
oct124230555777
932174803487
1011314322431
1148867049a5
122239188367
1310b409b559
147949314bd
1546347bc71
hex2a262dbff

11314322431 has 8 divisors (see below), whose sum is σ = 11406940160. Its totient is φ = 11221760088.

The previous prime is 11314322401. The next prime is 11314322441. The reversal of 11314322431 is 13422341311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11314322431 - 25 = 11314322399 is a prime.

It is a super-2 number, since 2×113143224312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11314322396 and 11314322405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11314322401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462940 + ... + 486766.

It is an arithmetic number, because the mean of its divisors is an integer number (1425867520).

Almost surely, 211314322431 is an apocalyptic number.

11314322431 is a deficient number, since it is larger than the sum of its proper divisors (92617729).

11314322431 is a wasteful number, since it uses less digits than its factorization.

11314322431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27693.

The product of its digits is 1728, while the sum is 25.

Adding to 11314322431 its reverse (13422341311), we get a palindrome (24736663742).

The spelling of 11314322431 in words is "eleven billion, three hundred fourteen million, three hundred twenty-two thousand, four hundred thirty-one".

Divisors: 1 127 3739 23827 474853 3026029 89089153 11314322431