Base | Representation |
---|---|
bin | 11100100010101011110… |
… | …00101001110111001101 |
3 | 10110202100012202111022001 |
4 | 32101111320221313031 |
5 | 112031430011132011 |
6 | 2030305132152301 |
7 | 130565332566460 |
oct | 16212570516715 |
9 | 3422305674261 |
10 | 980693458381 |
11 | 348a0098847a |
12 | 13a094308691 |
13 | 7162c47c910 |
14 | 356742b52d7 |
15 | 1a79b8297c1 |
hex | e455e29dcd |
980693458381 has 32 divisors (see below), whose sum is σ = 1319233886208. Its totient is φ = 706732369920.
The previous prime is 980693458379. The next prime is 980693458387. The reversal of 980693458381 is 183854396089.
It is a cyclic number.
It is not a de Polignac number, because 980693458381 - 21 = 980693458379 is a prime.
It is a super-2 number, since 2×9806934583812 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (980693458387) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10176760 + ... + 10272673.
It is an arithmetic number, because the mean of its divisors is an integer number (41226058944).
Almost surely, 2980693458381 is an apocalyptic number.
980693458381 is a gapful number since it is divisible by the number (91) formed by its first and last digit.
It is an amenable number.
980693458381 is a deficient number, since it is larger than the sum of its proper divisors (338540427827).
980693458381 is a wasteful number, since it uses less digits than its factorization.
980693458381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20449501.
The product of its (nonzero) digits is 44789760, while the sum is 64.
The spelling of 980693458381 in words is "nine hundred eighty billion, six hundred ninety-three million, four hundred fifty-eight thousand, three hundred eighty-one".
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