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13122162333 = 327208288291
BaseRepresentation
bin11000011100010010…
…00100111010011101
31020212111122220200100
430032021010322131
5203333233143313
610010033251313
7643115353020
oct141611047235
936774586610
1013122162333
115624133865
122662703b39
1313117a4bc7
148c6a891b7
1551c033173
hex30e244e9d

13122162333 has 12 divisors (see below), whose sum is σ = 21661982368. Its totient is φ = 7498378440.

The previous prime is 13122162307. The next prime is 13122162343. The reversal of 13122162333 is 33326122131.

13122162333 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 2 + 1 + 623 + 33 = 666.

It is not a de Polignac number, because 13122162333 - 25 = 13122162301 is a prime.

It is a super-2 number, since 2×131221623332 (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 = 13122162297 and 13122162306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122162343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104144083 + ... + 104144208.

Almost surely, 213122162333 is an apocalyptic number.

It is an amenable number.

13122162333 is a deficient number, since it is larger than the sum of its proper divisors (8539820035).

13122162333 is a wasteful number, since it uses less digits than its factorization.

13122162333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208288304 (or 208288301 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 13122162333 its reverse (33326122131), we get a palindrome (46448284464).

The spelling of 13122162333 in words is "thirteen billion, one hundred twenty-two million, one hundred sixty-two thousand, three hundred thirty-three".

Divisors: 1 3 7 9 21 63 208288291 624864873 1458018037 1874594619 4374054111 13122162333