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13431002233 = 111221000203
BaseRepresentation
bin11001000001000110…
…01101010001111001
31021200000210121101011
430200203031101321
5210001314032413
610100424553521
7653555430625
oct144043152171
937600717334
1013431002233
1157724a5850
12272a0228a1
1313607794cc
14915ac0185
155391db33d
hex3208cd479

13431002233 has 4 divisors (see below), whose sum is σ = 14652002448. Its totient is φ = 12210002020.

The previous prime is 13431002177. The next prime is 13431002239. The reversal of 13431002233 is 33220013431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13431002233 - 217 = 13430871161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13431002239) 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, 610500091 + ... + 610500112.

It is an arithmetic number, because the mean of its divisors is an integer number (3663000612).

Almost surely, 213431002233 is an apocalyptic number.

It is an amenable number.

13431002233 is a deficient number, since it is larger than the sum of its proper divisors (1221000215).

13431002233 is a wasteful number, since it uses less digits than its factorization.

13431002233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221000214.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13431002233 its reverse (33220013431), we get a palindrome (46651015664).

The spelling of 13431002233 in words is "thirteen billion, four hundred thirty-one million, two thousand, two hundred thirty-three".

Divisors: 1 11 1221000203 13431002233