Base | Representation |
---|---|
bin | 10011101110001101011… |
… | …000010101010011000110 |
3 | 11210120020020222000000211 |
4 | 103232031120111103012 |
5 | 134201111341230030 |
6 | 2514335440430034 |
7 | 166626160400011 |
oct | 23561530252306 |
9 | 4716206860024 |
10 | 1355286664390 |
11 | 482856a9846a |
12 | 19a7b691831a |
13 | 9aa59204939 |
14 | 4984c07c378 |
15 | 253c299912a |
hex | 13b8d6154c6 |
1355286664390 has 32 divisors (see below), whose sum is σ = 2561303501280. Its totient is φ = 515608794624.
The previous prime is 1355286664373. The next prime is 1355286664397. The reversal of 1355286664390 is 934666825531.
It is a Harshad number since it is a multiple of its sum of digits (58).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1355286664397) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34856707 + ... + 34895566.
It is an arithmetic number, because the mean of its divisors is an integer number (80040734415).
Almost surely, 21355286664390 is an apocalyptic number.
1355286664390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1355286664390 is a deficient number, since it is larger than the sum of its proper divisors (1206016836890).
1355286664390 is a wasteful number, since it uses less digits than its factorization.
1355286664390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69752376.
The product of its (nonzero) digits is 27993600, while the sum is 58.
The spelling of 1355286664390 in words is "one trillion, three hundred fifty-five billion, two hundred eighty-six million, six hundred sixty-four thousand, three hundred ninety".
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