Base | Representation |
---|---|
bin | 1000010101101100… |
… | …1100010011111101 |
3 | 12210000010111001000 |
4 | 2011123030103331 |
5 | 14041023414140 |
6 | 1010042440513 |
7 | 106320630240 |
oct | 20533142375 |
9 | 5700114030 |
10 | 2238498045 |
11 | a49634793 |
12 | 525803139 |
13 | 2989c0674 |
14 | 17341d257 |
15 | d17c3a30 |
hex | 856cc4fd |
2238498045 has 64 divisors (see below), whose sum is σ = 4555031040. Its totient is φ = 1021745664.
The previous prime is 2238497981. The next prime is 2238498077. The reversal of 2238498045 is 5408948322.
It is not a de Polignac number, because 2238498045 - 26 = 2238497981 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 804697 + ... + 807473.
It is an arithmetic number, because the mean of its divisors is an integer number (71172360).
Almost surely, 22238498045 is an apocalyptic number.
It is an amenable number.
2238498045 is an abundant number, since it is smaller than the sum of its proper divisors (2316532995).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2238498045 is a wasteful number, since it uses less digits than its factorization.
2238498045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3651 (or 3645 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 45.
The square root of 2238498045 is about 47312.7683083541. The cubic root of 2238498045 is about 1308.1340185463.
The spelling of 2238498045 in words is "two billion, two hundred thirty-eight million, four hundred ninety-eight thousand, forty-five".
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