Base | Representation |
---|---|
bin | 11111010110001000110… |
… | …001010101010111100000 |
3 | 21121221001001211212100220 |
4 | 133112020301111113200 |
5 | 240243020222433443 |
6 | 4325322333243040 |
7 | 311424641341404 |
oct | 37261061252740 |
9 | 7557031755326 |
10 | 2154073249248 |
11 | 7605a0213428 |
12 | 2a9582933480 |
13 | 12818897098b |
14 | 763871c1104 |
15 | 3b0744a0a83 |
hex | 1f588c555e0 |
2154073249248 has 96 divisors (see below), whose sum is σ = 5662877472000. Its totient is φ = 716954167296.
The previous prime is 2154073249247. The next prime is 2154073249291. The reversal of 2154073249248 is 8429423704512.
It is a tau number, because it is divible by the number of its divisors (96).
It is a self number, because there is not a number n which added to its sum of digits gives 2154073249248.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2154073249247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195944040 + ... + 195955032.
It is an arithmetic number, because the mean of its divisors is an integer number (58988307000).
Almost surely, 22154073249248 is an apocalyptic number.
It is an amenable number.
2154073249248 is an abundant number, since it is smaller than the sum of its proper divisors (3508804222752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2154073249248 is a wasteful number, since it uses less digits than its factorization.
2154073249248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13864 (or 13856 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 51.
The spelling of 2154073249248 in words is "two trillion, one hundred fifty-four billion, seventy-three million, two hundred forty-nine thousand, two hundred forty-eight".
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