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1313033032 = 23164129129
BaseRepresentation
bin100111001000011…
…0100101101001000
310101111200222201001
41032100310231020
510142114024112
6334142504344
744352411433
oct11620645510
93344628631
101313033032
1161419a173
123078950b4
1317c04c22c
14c655481a
157a416c57
hex4e434b48

1313033032 has 8 divisors (see below), whose sum is σ = 2461936950. Its totient is φ = 656516512.

The previous prime is 1313033021. The next prime is 1313033047. The reversal of 1313033032 is 2303303131.

It can be written as a sum of positive squares in only one way, i.e., 988096356 + 324936676 = 31434^2 + 18026^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13130330322 = 3448111486246226048, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82064557 + ... + 82064572.

Almost surely, 21313033032 is an apocalyptic number.

It is an amenable number.

1313033032 is a deficient number, since it is larger than the sum of its proper divisors (1148903918).

1313033032 is a wasteful number, since it uses less digits than its factorization.

1313033032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164129135 (or 164129131 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 1313033032 is about 36235.7976592209. The cubic root of 1313033032 is about 1095.0279822989.

Adding to 1313033032 its reverse (2303303131), we get a palindrome (3616336163).

The spelling of 1313033032 in words is "one billion, three hundred thirteen million, thirty-three thousand, thirty-two".

Divisors: 1 2 4 8 164129129 328258258 656516516 1313033032