Search a number
-
+
13470487201 = 19170526111
BaseRepresentation
bin11001000101110011…
…10101001010100001
31021202210002122120101
430202321311022201
5210041421042301
610104355142401
7654545152303
oct144271651241
937683078511
1013470487201
115792814456
12273b2a4a01
1313689c27b2
1491b03b973
1553c8da701
hex322e752a1

13470487201 has 4 divisors (see below), whose sum is σ = 13541013504. Its totient is φ = 13399960900.

The previous prime is 13470487139. The next prime is 13470487249. The reversal of 13470487201 is 10278407431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10278407431 = 100829101939.

It is a cyclic number.

It is not a de Polignac number, because 13470487201 - 227 = 13336269473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13470487601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35262865 + ... + 35263246.

It is an arithmetic number, because the mean of its divisors is an integer number (3385253376).

Almost surely, 213470487201 is an apocalyptic number.

It is an amenable number.

13470487201 is a deficient number, since it is larger than the sum of its proper divisors (70526303).

13470487201 is an equidigital number, since it uses as much as digits as its factorization.

13470487201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70526302.

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 13470487201 in words is "thirteen billion, four hundred seventy million, four hundred eighty-seven thousand, two hundred one".

Divisors: 1 191 70526111 13470487201