Base | Representation |
---|---|
bin | 11011100000001010011… |
… | …011111001101000100000 |
3 | 20200200022121111001010100 |
4 | 123200022123321220200 |
5 | 221431114414240402 |
6 | 4004122544502400 |
7 | 253354662566511 |
oct | 33401233715040 |
9 | 6620277431110 |
10 | 1889960696352 |
11 | 6695895a6323 |
12 | 26635401aa00 |
13 | 1092b7b85891 |
14 | 67690398a08 |
15 | 3426771e71c |
hex | 1b80a6f9a20 |
1889960696352 has 72 divisors (see below), whose sum is σ = 5374775440944. Its totient is φ = 629963489664.
The previous prime is 1889960696341. The next prime is 1889960696423. The reversal of 1889960696352 is 2536960699881.
1889960696352 is a `hidden beast` number, since 1 + 8 + 8 + 9 + 9 + 606 + 9 + 6 + 3 + 5 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a super-2 number, since 2×18899606963522 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8764743 + ... + 8977785.
It is an arithmetic number, because the mean of its divisors is an integer number (74649658902).
Almost surely, 21889960696352 is an apocalyptic number.
1889960696352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1889960696352 is an abundant number, since it is smaller than the sum of its proper divisors (3484814744592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1889960696352 is a wasteful number, since it uses less digits than its factorization.
1889960696352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243862 (or 243851 counting only the distinct ones).
The product of its (nonzero) digits is 302330880, while the sum is 72.
The spelling of 1889960696352 in words is "one trillion, eight hundred eighty-nine billion, nine hundred sixty million, six hundred ninety-six thousand, three hundred fifty-two".
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