Base | Representation |
---|---|
bin | 10011101000001010100… |
… | …111100010111101000010 |
3 | 11202221111001011002100121 |
4 | 103220022213202331002 |
5 | 134044314223314030 |
6 | 2511343523210454 |
7 | 166306316504542 |
oct | 23501247427502 |
9 | 4687431132317 |
10 | 1348797869890 |
11 | 480027264089 |
12 | 1994a5816a2a |
13 | 9a263aa8273 |
14 | 493d4393322 |
15 | 25142ead47a |
hex | 13a0a9e2f42 |
1348797869890 has 64 divisors (see below), whose sum is σ = 2613432729600. Its totient is φ = 499335920640.
The previous prime is 1348797869869. The next prime is 1348797869899. The reversal of 1348797869890 is 989687978431.
It is a super-2 number, since 2×13487978698902 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1348797869890.
It is not an unprimeable number, because it can be changed into a prime (1348797869899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49752079 + ... + 49779181.
It is an arithmetic number, because the mean of its divisors is an integer number (40834886400).
Almost surely, 21348797869890 is an apocalyptic number.
1348797869890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1348797869890 is a deficient number, since it is larger than the sum of its proper divisors (1264634859710).
1348797869890 is a wasteful number, since it uses less digits than its factorization.
1348797869890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31987.
The product of its (nonzero) digits is 1316818944, while the sum is 79.
The spelling of 1348797869890 in words is "one trillion, three hundred forty-eight billion, seven hundred ninety-seven million, eight hundred sixty-nine thousand, eight hundred ninety".
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