Base | Representation |
---|---|
bin | 11000011101111000… |
… | …00100100111010100 |
3 | 1020220102211002021212 |
4 | 30032330010213110 |
5 | 203400143433302 |
6 | 10011232000552 |
7 | 643340111102 |
oct | 141674044724 |
9 | 36812732255 |
10 | 13135530452 |
11 | 56307344a0 |
12 | 2667090158 |
13 | 13144a5835 |
14 | 8c8768c72 |
15 | 51d2c4052 |
hex | 30ef049d4 |
13135530452 has 48 divisors (see below), whose sum is σ = 26515507200. Its totient is φ = 5631003360.
The previous prime is 13135530407. The next prime is 13135530481. The reversal of 13135530452 is 25403553131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151199 + ... + 221657.
It is an arithmetic number, because the mean of its divisors is an integer number (552406400).
Almost surely, 213135530452 is an apocalyptic number.
It is an amenable number.
13135530452 is an abundant number, since it is smaller than the sum of its proper divisors (13379976748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13135530452 is a wasteful number, since it uses less digits than its factorization.
13135530452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70716 (or 70714 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 32.
The spelling of 13135530452 in words is "thirteen billion, one hundred thirty-five million, five hundred thirty thousand, four hundred fifty-two".
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