Base | Representation |
---|---|
bin | 1100010101001… |
… | …1011101111010 |
3 | 10121022202101120 |
4 | 3011103131322 |
5 | 101220101411 |
6 | 5044330110 |
7 | 1165426212 |
oct | 305233572 |
9 | 117282346 |
10 | 51722106 |
11 | 27217647 |
12 | 153a3936 |
13 | a93c1c7 |
14 | 6c25242 |
15 | 481a106 |
hex | 315377a |
51722106 has 32 divisors (see below), whose sum is σ = 105494400. Its totient is φ = 16902144.
The previous prime is 51722089. The next prime is 51722107. The reversal of 51722106 is 60122715.
It is not an unprimeable number, because it can be changed into a prime (51722107) 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, 114970 + ... + 115418.
It is an arithmetic number, because the mean of its divisors is an integer number (3296700).
Almost surely, 251722106 is an apocalyptic number.
51722106 is an abundant number, since it is smaller than the sum of its proper divisors (53772294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51722106 is a wasteful number, since it uses less digits than its factorization.
51722106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790.
The product of its (nonzero) digits is 840, while the sum is 24.
The square root of 51722106 is about 7191.8082566209. The cubic root of 51722106 is about 372.5850287104.
The spelling of 51722106 in words is "fifty-one million, seven hundred twenty-two thousand, one hundred six".
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