Base | Representation |
---|---|
bin | 11111010101110000011… |
… | …000001101100000001010 |
3 | 21121212222112210100222222 |
4 | 133111300120031200022 |
5 | 240241200441312000 |
6 | 4325213554014042 |
7 | 311411542016654 |
oct | 37256030154012 |
9 | 7555875710888 |
10 | 2153664010250 |
11 | 760400208085 |
12 | 2a9489877322 |
13 | 128121c4601c |
14 | 76348ad36d4 |
15 | 3b04d5b4a85 |
hex | 1f57060d80a |
2153664010250 has 128 divisors (see below), whose sum is σ = 4330027653120. Its totient is φ = 799199232000.
The previous prime is 2153664010243. The next prime is 2153664010297. The reversal of 2153664010250 is 520104663512.
It is a super-2 number, since 2×21536640102502 (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 2153664010250.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 215210747 + ... + 215220753.
It is an arithmetic number, because the mean of its divisors is an integer number (33828341040).
Almost surely, 22153664010250 is an apocalyptic number.
2153664010250 is an abundant number, since it is smaller than the sum of its proper divisors (2176363642870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153664010250 is a wasteful number, since it uses less digits than its factorization.
2153664010250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10761 (or 10751 counting only the distinct ones).
The product of its (nonzero) digits is 43200, while the sum is 35.
Adding to 2153664010250 its reverse (520104663512), we get a palindrome (2673768673762).
The spelling of 2153664010250 in words is "two trillion, one hundred fifty-three billion, six hundred sixty-four million, ten thousand, two hundred fifty".
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