Base | Representation |
---|---|
bin | 111101000011101… |
… | …0111100100011101 |
3 | 12021210002101021001 |
4 | 1322013113210131 |
5 | 13143440030101 |
6 | 535143510301 |
7 | 101525050420 |
oct | 17207274435 |
9 | 5253071231 |
10 | 2048751901 |
11 | 961515699 |
12 | 492158391 |
13 | 2685b6641 |
14 | 1561499b7 |
15 | bece2901 |
hex | 7a1d791d |
2048751901 has 32 divisors (see below), whose sum is σ = 2506127360. Its totient is φ = 1637625600.
The previous prime is 2048751877. The next prime is 2048751911. The reversal of 2048751901 is 1091578402.
It is a 4-Lehmer number, since φ(2048751901) divides (2048751901-1)4.
It is a cyclic number.
It is a Carmichael number.
It is not a de Polignac number, because 2048751901 - 211 = 2048749853 is a prime.
It is a super-2 number, since 2×20487519012 = 8394768703702227602, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a deceptive number, since it divides R2048751900.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2048751911) 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, 873991 + ... + 876331.
It is an arithmetic number, because the mean of its divisors is an integer number (78316480).
It is a Poulet number, since it divides 22048751900-1.
Almost surely, 22048751901 is an apocalyptic number.
It is an amenable number.
2048751901 is a deficient number, since it is larger than the sum of its proper divisors (457375459).
2048751901 is a wasteful number, since it uses less digits than its factorization.
2048751901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2525.
The product of its (nonzero) digits is 20160, while the sum is 37.
The square root of 2048751901 is about 45263.1406444582. The cubic root of 2048751901 is about 1270.0762351162.
The spelling of 2048751901 in words is "two billion, forty-eight million, seven hundred fifty-one thousand, nine hundred one".
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