Base | Representation |
---|---|
bin | 11011101100011100000… |
… | …111101010111100001110 |
3 | 20201221100020222010110220 |
4 | 123230130013222330032 |
5 | 222140113411110240 |
6 | 4014142544012210 |
7 | 254332432340355 |
oct | 33543407527416 |
9 | 6657306863426 |
10 | 1903142285070 |
11 | 674133228aa4 |
12 | 268a12601066 |
13 | 10a608a66610 |
14 | 68180cb299c |
15 | 34789a905d0 |
hex | 1bb1c1eaf0e |
1903142285070 has 32 divisors (see below), whose sum is σ = 4918890830112. Its totient is φ = 468465793152.
The previous prime is 1903142285069. The next prime is 1903142285081. The reversal of 1903142285070 is 705822413091.
It is a super-2 number, since 2×19031422850702 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2439925617 + ... + 2439926396.
It is an arithmetic number, because the mean of its divisors is an integer number (153715338441).
Almost surely, 21903142285070 is an apocalyptic number.
1903142285070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1903142285070 is an abundant number, since it is smaller than the sum of its proper divisors (3015748545042).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1903142285070 is a wasteful number, since it uses less digits than its factorization.
1903142285070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4879852036.
The product of its (nonzero) digits is 120960, while the sum is 42.
The spelling of 1903142285070 in words is "one trillion, nine hundred three billion, one hundred forty-two million, two hundred eighty-five thousand, seventy".
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