Base | Representation |
---|---|
bin | 10000101101001011… |
… | …00011100010000101 |
3 | 212011001112012221120 |
4 | 20112211203202011 |
5 | 121332013100323 |
6 | 4041550104153 |
7 | 435154130661 |
oct | 102645434205 |
9 | 25131465846 |
10 | 8968878213 |
11 | 3892774a49 |
12 | 18a37ab059 |
13 | acc1a4839 |
14 | 6112338a1 |
15 | 3775d05e3 |
hex | 216963885 |
8968878213 has 8 divisors (see below), whose sum is σ = 11961943776. Its totient is φ = 5977532400.
The previous prime is 8968878131. The next prime is 8968878223. The reversal of 8968878213 is 3128788698.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8968878213 - 228 = 8700442757 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8968878223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417718 + ... + 438663.
It is an arithmetic number, because the mean of its divisors is an integer number (1495242972).
Almost surely, 28968878213 is an apocalyptic number.
It is an amenable number.
8968878213 is a deficient number, since it is larger than the sum of its proper divisors (2993065563).
8968878213 is a wasteful number, since it uses less digits than its factorization.
8968878213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 859875.
The product of its digits is 9289728, while the sum is 60.
The square root of 8968878213 is about 94704.1615400295. The cubic root of 8968878213 is about 2077.6834272076.
The spelling of 8968878213 in words is "eight billion, nine hundred sixty-eight million, eight hundred seventy-eight thousand, two hundred thirteen".
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