Base | Representation |
---|---|
bin | 1110101111011011… |
… | …00100001000010001 |
3 | 202102112121112012001 |
4 | 13113231210020101 |
5 | 112201441410301 |
6 | 3345144434001 |
7 | 400055000533 |
oct | 72755441021 |
9 | 22375545161 |
10 | 7914013201 |
11 | 33a1288286 |
12 | 164a478901 |
13 | 991797a63 |
14 | 5510c3853 |
15 | 314bb2c01 |
hex | 1d7b64211 |
7914013201 has 4 divisors (see below), whose sum is σ = 7914260992. Its totient is φ = 7913765412.
The previous prime is 7914013199. The next prime is 7914013207. The reversal of 7914013201 is 1023104197.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 7914013201 - 21 = 7914013199 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7914013201.
It is not an unprimeable number, because it can be changed into a prime (7914013207) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67401 + ... + 142726.
It is an arithmetic number, because the mean of its divisors is an integer number (1978565248).
Almost surely, 27914013201 is an apocalyptic number.
It is an amenable number.
7914013201 is a deficient number, since it is larger than the sum of its proper divisors (247791).
7914013201 is a wasteful number, since it uses less digits than its factorization.
7914013201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247790.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 7914013201 is about 88960.7396608189. The cubic root of 7914013201 is about 1992.8086063379.
Adding to 7914013201 its reverse (1023104197), we get a palindrome (8937117398).
The spelling of 7914013201 in words is "seven billion, nine hundred fourteen million, thirteen thousand, two hundred one".
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