Base | Representation |
---|---|
bin | 101001001101111… |
… | …0001100000111000 |
3 | 10120101101022100210 |
4 | 1102123301200320 |
5 | 10313022344113 |
6 | 345122431120 |
7 | 46162261101 |
oct | 12233614070 |
9 | 3511338323 |
10 | 1383012408 |
11 | 64a746768 |
12 | 3272024a0 |
13 | 1906b154b |
14 | d196d3a8 |
15 | 8163b6c3 |
hex | 526f1838 |
1383012408 has 32 divisors (see below), whose sum is σ = 3506232960. Its totient is φ = 454510560.
The previous prime is 1383012401. The next prime is 1383012409. The reversal of 1383012408 is 8042103831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1383012401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404110 + ... + 407517.
It is an arithmetic number, because the mean of its divisors is an integer number (109569780).
Almost surely, 21383012408 is an apocalyptic number.
It is an amenable number.
1383012408 is an abundant number, since it is smaller than the sum of its proper divisors (2123220552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1383012408 is a wasteful number, since it uses less digits than its factorization.
1383012408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 811707 (or 811703 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 1383012408 is about 37188.8747880330. The cubic root of 1383012408 is about 1114.1457949794.
The spelling of 1383012408 in words is "one billion, three hundred eighty-three million, twelve thousand, four hundred eight".
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