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470013613 = 1407133403
BaseRepresentation
bin11100000000111…
…101011010101101
31012202102011110121
4130000331122231
51430310413423
6114350004541
714435023036
oct3400753255
91182364417
10470013613
11221346203
121114a6751
13764b6384
14465cba8d
152b3e345d
hex1c03d6ad

470013613 has 4 divisors (see below), whose sum is σ = 470061088. Its totient is φ = 469966140.

The previous prime is 470013611. The next prime is 470013653. The reversal of 470013613 is 316310074.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 316310074 = 2158155037.

It is a cyclic number.

It is not a de Polignac number, because 470013613 - 21 = 470013611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470013611) 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, 2631 + ... + 30772.

It is an arithmetic number, because the mean of its divisors is an integer number (117515272).

Almost surely, 2470013613 is an apocalyptic number.

It is an amenable number.

470013613 is a deficient number, since it is larger than the sum of its proper divisors (47475).

470013613 is a wasteful number, since it uses less digits than its factorization.

470013613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47474.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 470013613 is about 21679.7973468388. The cubic root of 470013613 is about 777.5055161018.

Adding to 470013613 its reverse (316310074), we get a palindrome (786323687).

The spelling of 470013613 in words is "four hundred seventy million, thirteen thousand, six hundred thirteen".

Divisors: 1 14071 33403 470013613