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13531151341 = 37701521693
BaseRepresentation
bin11001001101000010…
…01111101111101101
31021221000020201010101
430212201033233231
5210202433320331
610114403311101
7656212613551
oct144641175755
937830221111
1013531151341
115813a89304
12275767b491
131378442b36
1492510d861
15542dc0061
hex32684fbed

13531151341 has 8 divisors (see below), whose sum is σ = 13916709144. Its totient is φ = 13146638400.

The previous prime is 13531151329. The next prime is 13531151353. The reversal of 13531151341 is 14315113531.

It is an interprime number because it is at equal distance from previous prime (13531151329) and next prime (13531151353).

It can be written as a sum of positive squares in 4 ways, for example, as 5065311241 + 8465840100 = 71171^2 + 92010^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13531151341 - 219 = 13530627053 is a prime.

It is a super-2 number, since 2×135311513412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531151311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234910 + ... + 286783.

It is an arithmetic number, because the mean of its divisors is an integer number (1739588643).

Almost surely, 213531151341 is an apocalyptic number.

It is an amenable number.

13531151341 is a deficient number, since it is larger than the sum of its proper divisors (385557803).

13531151341 is an equidigital number, since it uses as much as digits as its factorization.

13531151341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522431.

The product of its digits is 2700, while the sum is 28.

Adding to 13531151341 its reverse (14315113531), we get a palindrome (27846264872).

The spelling of 13531151341 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty-one thousand, three hundred forty-one".

Divisors: 1 37 701 25937 521693 19302641 365706793 13531151341