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13531202434 = 211715777627
BaseRepresentation
bin11001001101000010…
…11100001110000010
31021221000100022012201
430212201130032002
5210202441434214
610114404343414
7656213215531
oct144641341602
937830308181
1013531202434
115814013732
1227576a4b6a
131378460179
14925124318
15542dd0274
hex32685c382

13531202434 has 8 divisors (see below), whose sum is σ = 20314140048. Its totient is φ = 6759822420.

The previous prime is 13531202383. The next prime is 13531202449. The reversal of 13531202434 is 43420213531.

It is a happy number.

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

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, 2886472 + ... + 2891155.

It is an arithmetic number, because the mean of its divisors is an integer number (2539267506).

Almost surely, 213531202434 is an apocalyptic number.

13531202434 is a deficient number, since it is larger than the sum of its proper divisors (6782937614).

13531202434 is a wasteful number, since it uses less digits than its factorization.

13531202434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5778800.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 13531202434 its reverse (43420213531), we get a palindrome (56951415965).

The spelling of 13531202434 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, four hundred thirty-four".

Divisors: 1 2 1171 2342 5777627 11555254 6765601217 13531202434