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13302000444 = 2231108500037
BaseRepresentation
bin11000110001101110…
…00110101100111100
31021100001001122012010
430120313012230330
5204220303003234
610035540011220
7650431065255
oct143067065474
937301048163
1013302000444
1157066a58a7
1226b2990b10
13133cb201a5
149028ddb2c
1552cc086e9
hex318dc6b3c

13302000444 has 12 divisors (see below), whose sum is σ = 31038001064. Its totient is φ = 4434000144.

The previous prime is 13302000443. The next prime is 13302000451. The reversal of 13302000444 is 44400020331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 13302000444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13302000443) 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, 554250007 + ... + 554250030.

Almost surely, 213302000444 is an apocalyptic number.

It is an amenable number.

13302000444 is an abundant number, since it is smaller than the sum of its proper divisors (17736000620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13302000444 is a wasteful number, since it uses less digits than its factorization.

13302000444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108500044 (or 1108500042 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 13302000444 its reverse (44400020331), we get a palindrome (57702020775).

The spelling of 13302000444 in words is "thirteen billion, three hundred two million, four hundred forty-four", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 1108500037 2217000074 3325500111 4434000148 6651000222 13302000444