Base | Representation |
---|---|
bin | 1100010001011… |
… | …10000000101111 |
3 | 21011201100100122 |
4 | 12020232000233 |
5 | 202323331121 |
6 | 14114315155 |
7 | 2360023412 |
oct | 610560057 |
9 | 234640318 |
10 | 102948911 |
11 | 5312604a |
12 | 2a588abb |
13 | 18436b20 |
14 | d95bb79 |
15 | 90885ab |
hex | 622e02f |
102948911 has 8 divisors (see below), whose sum is σ = 113865024. Its totient is φ = 92460960.
The previous prime is 102948899. The next prime is 102948947. The reversal of 102948911 is 119849201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102948911 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102948971) 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, 106535 + ... + 107496.
It is an arithmetic number, because the mean of its divisors is an integer number (14233128).
Almost surely, 2102948911 is an apocalyptic number.
102948911 is a deficient number, since it is larger than the sum of its proper divisors (10916113).
102948911 is a wasteful number, since it uses less digits than its factorization.
102948911 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214081.
The product of its (nonzero) digits is 5184, while the sum is 35.
The square root of 102948911 is about 10146.3742785293. The cubic root of 102948911 is about 468.6772996348.
The spelling of 102948911 in words is "one hundred two million, nine hundred forty-eight thousand, nine hundred eleven".
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