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13531044130 = 251353104413
BaseRepresentation
bin11001001101000001…
…10101100100100010
31021221000001021001121
430212200311210202
5210202421403010
610114401122454
7656211656152
oct144640654442
937830037047
1013531044130
115813a157aa
12275762942a
1313784060b6
149250c2762
15542d9d3da
hex326835922

13531044130 has 8 divisors (see below), whose sum is σ = 24355879452. Its totient is φ = 5412417648.

The previous prime is 13531044113. The next prime is 13531044193. The reversal of 13531044130 is 3144013531.

It can be written as a sum of positive squares in 2 ways, for example, as 13432578201 + 98465929 = 115899^2 + 9923^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13531044095 and 13531044104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676552197 + ... + 676552216.

Almost surely, 213531044130 is an apocalyptic number.

13531044130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13531044130 is a deficient number, since it is larger than the sum of its proper divisors (10824835322).

13531044130 is a wasteful number, since it uses less digits than its factorization.

13531044130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353104420.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13531044130 its reverse (3144013531), we get a palindrome (16675057661).

The spelling of 13531044130 in words is "thirteen billion, five hundred thirty-one million, forty-four thousand, one hundred thirty".

Divisors: 1 2 5 10 1353104413 2706208826 6765522065 13531044130