Base | Representation |
---|---|
bin | 11100110100011110111… |
… | …000100111110010000110 |
3 | 21000100000022112211002000 |
4 | 130310132320213302012 |
5 | 224422030002123300 |
6 | 4113454523130130 |
7 | 263041405642032 |
oct | 34643670476206 |
9 | 7010008484060 |
10 | 1980498082950 |
11 | 6a3a19599972 |
12 | 27ba00973946 |
13 | 1149b612009a |
14 | 6bbdc7c11c2 |
15 | 367b5d4bc00 |
hex | 1cd1ee27c86 |
1980498082950 has 48 divisors (see below), whose sum is σ = 5457372498960. Its totient is φ = 528132821760.
The previous prime is 1980498082943. The next prime is 1980498082951. The reversal of 1980498082950 is 592808940891.
1980498082950 is a `hidden beast` number, since 1 + 98 + 0 + 498 + 0 + 8 + 2 + 9 + 50 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1980498082951) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 733516459 + ... + 733519158.
It is an arithmetic number, because the mean of its divisors is an integer number (113695260395).
Almost surely, 21980498082950 is an apocalyptic number.
1980498082950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1980498082950 is an abundant number, since it is smaller than the sum of its proper divisors (3476874416010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1980498082950 is a wasteful number, since it uses less digits than its factorization.
1980498082950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1467035638 (or 1467035627 counting only the distinct ones).
The product of its (nonzero) digits is 14929920, while the sum is 63.
The spelling of 1980498082950 in words is "one trillion, nine hundred eighty billion, four hundred ninety-eight million, eighty-two thousand, nine hundred fifty".
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