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13030596 = 2232361961
BaseRepresentation
bin110001101101…
…010011000100
3220112000121200
4301231103010
511313434341
61143142500
7215521035
oct61552304
926460550
1013030596
1173a0097
124444a30
132913117
141a32a8c
151225db6
hexc6d4c4

13030596 has 18 divisors (see below), whose sum is σ = 32938542. Its totient is φ = 4343520.

The previous prime is 13030583. The next prime is 13030621. The reversal of 13030596 is 69503031.

It can be written as a sum of positive squares in only one way, i.e., 8468100 + 4562496 = 2910^2 + 2136^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 180945 + ... + 181016.

It is an arithmetic number, because the mean of its divisors is an integer number (1829919).

Almost surely, 213030596 is an apocalyptic number.

It is an amenable number.

13030596 is an abundant number, since it is smaller than the sum of its proper divisors (19907946).

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

13030596 is a wasteful number, since it uses less digits than its factorization.

13030596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361971 (or 361966 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 13030596 is about 3609.7916837402. The cubic root of 13030596 is about 235.3177894665.

The spelling of 13030596 in words is "thirteen million, thirty thousand, five hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 36 361961 723922 1085883 1447844 2171766 3257649 4343532 6515298 13030596