Base | Representation |
---|---|
bin | 11011110001011001… |
… | …10110111011110101 |
3 | 1102111002122202222100 |
4 | 31320230312323311 |
5 | 221013420132112 |
6 | 10503255252313 |
7 | 1035324201246 |
oct | 157054667365 |
9 | 42432582870 |
10 | 14909927157 |
11 | 63612a0a54 |
12 | 2a8137a099 |
13 | 1537c9cc08 |
14 | a16298ccd |
15 | 5c3e712dc |
hex | 378b36ef5 |
14909927157 has 24 divisors (see below), whose sum is σ = 21708086400. Its totient is φ = 9860897088.
The previous prime is 14909927101. The next prime is 14909927177. The reversal of 14909927157 is 75172990941.
It is not a de Polignac number, because 14909927157 - 27 = 14909927029 is a prime.
It is a super-2 number, since 2×149099271572 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14909927177) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1976569 + ... + 1984097.
It is an arithmetic number, because the mean of its divisors is an integer number (904503600).
Almost surely, 214909927157 is an apocalyptic number.
It is an amenable number.
14909927157 is a deficient number, since it is larger than the sum of its proper divisors (6798159243).
14909927157 is a wasteful number, since it uses less digits than its factorization.
14909927157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9257 (or 9254 counting only the distinct ones).
The product of its (nonzero) digits is 1428840, while the sum is 54.
The spelling of 14909927157 in words is "fourteen billion, nine hundred nine million, nine hundred twenty-seven thousand, one hundred fifty-seven".
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