Base | Representation |
---|---|
bin | 10010110001000110… |
… | …100100110101010111 |
3 | 1221000100221222222212 |
4 | 102301012210311113 |
5 | 312232144111101 |
6 | 13131325144035 |
7 | 1312236015023 |
oct | 226106446527 |
9 | 57010858885 |
10 | 20151160151 |
11 | 8600893971 |
12 | 3aa46bb01b |
13 | 1b91ac1905 |
14 | d923d3383 |
15 | 7ce1791bb |
hex | 4b11a4d57 |
20151160151 has 8 divisors (see below), whose sum is σ = 20676134304. Its totient is φ = 19627780480.
The previous prime is 20151160129. The next prime is 20151160153. The reversal of 20151160151 is 15106115102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20151160151 - 234 = 2971290967 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20151160153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372995 + ... + 423588.
It is an arithmetic number, because the mean of its divisors is an integer number (2584516788).
Almost surely, 220151160151 is an apocalyptic number.
20151160151 is a deficient number, since it is larger than the sum of its proper divisors (524974153).
20151160151 is an equidigital number, since it uses as much as digits as its factorization.
20151160151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 797241.
The product of its (nonzero) digits is 300, while the sum is 23.
Adding to 20151160151 its reverse (15106115102), we get a palindrome (35257275253).
The spelling of 20151160151 in words is "twenty billion, one hundred fifty-one million, one hundred sixty thousand, one hundred fifty-one".
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