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13464516460 = 2251739601519
BaseRepresentation
bin11001000101000110…
…00011011101101100
31021202100212022020211
430202203003131230
5210033404011320
610104023152204
7654443334013
oct144243033554
937670768224
1013464516460
11578a40655a
1227392a5664
1313676b1c05
1491a325a7a
1553c10b55a
hex3228c376c

13464516460 has 24 divisors (see below), whose sum is σ = 29938749120. Its totient is φ = 5068994304.

The previous prime is 13464516451. The next prime is 13464516523. The reversal of 13464516460 is 6461546431.

It is a happy number.

It is a super-2 number, since 2×134645164602 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19800420 + ... + 19801099.

It is an arithmetic number, because the mean of its divisors is an integer number (1247447880).

Almost surely, 213464516460 is an apocalyptic number.

13464516460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13464516460 is an abundant number, since it is smaller than the sum of its proper divisors (16474232660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13464516460 is a wasteful number, since it uses less digits than its factorization.

13464516460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39601545 (or 39601543 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 13464516460 in words is "thirteen billion, four hundred sixty-four million, five hundred sixteen thousand, four hundred sixty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 39601519 79203038 158406076 198007595 396015190 673225823 792030380 1346451646 2692903292 3366129115 6732258230 13464516460