Base | Representation |
---|---|
bin | 101000100100010… |
… | …1101111000111000 |
3 | 10111212102010200210 |
4 | 1101020231320320 |
5 | 10241434131413 |
6 | 343024031120 |
7 | 45506226411 |
oct | 12110557070 |
9 | 3455363623 |
10 | 1361239608 |
11 | 639425513 |
12 | 31ba624a0 |
13 | 18902a231 |
14 | ccb02808 |
15 | 7e78a3c3 |
hex | 5122de38 |
1361239608 has 32 divisors (see below), whose sum is σ = 3416054400. Its totient is φ = 452019168.
The previous prime is 1361239573. The next prime is 1361239637. The reversal of 1361239608 is 8069321631.
It is a congruent number.
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, 101518 + ... + 114141.
It is an arithmetic number, because the mean of its divisors is an integer number (106751700).
Almost surely, 21361239608 is an apocalyptic number.
It is an amenable number.
1361239608 is an abundant number, since it is smaller than the sum of its proper divisors (2054814792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1361239608 is a wasteful number, since it uses less digits than its factorization.
1361239608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215931 (or 215927 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 39.
The square root of 1361239608 is about 36894.9807968509. The cubic root of 1361239608 is about 1108.2681670066.
The spelling of 1361239608 in words is "one billion, three hundred sixty-one million, two hundred thirty-nine thousand, six hundred eight".
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