Base | Representation |
---|---|
bin | 100110110011010… |
… | …1110001010011110 |
3 | 10100201221021000010 |
4 | 1031212232022132 |
5 | 10131302334230 |
6 | 333110144050 |
7 | 44156533155 |
oct | 11546561236 |
9 | 3321837003 |
10 | 1301996190 |
11 | 608a41010 |
12 | 304052026 |
13 | 179986761 |
14 | c4cc059c |
15 | 794869b0 |
hex | 4d9ae29e |
1301996190 has 64 divisors (see below), whose sum is σ = 3557094912. Its totient is φ = 301910400.
The previous prime is 1301996173. The next prime is 1301996197. The reversal of 1301996190 is 916991031.
It is a happy number.
It is a super-2 number, since 2×13019961902 = 3390388157549032200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1301996197) 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 31 ways as a sum of consecutive naturals, for example, 78181 + ... + 93360.
It is an arithmetic number, because the mean of its divisors is an integer number (55579608).
Almost surely, 21301996190 is an apocalyptic number.
1301996190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1301996190 is an abundant number, since it is smaller than the sum of its proper divisors (2255098722).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1301996190 is a wasteful number, since it uses less digits than its factorization.
1301996190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171585.
The product of its (nonzero) digits is 13122, while the sum is 39.
The square root of 1301996190 is about 36083.1843107007. The cubic root of 1301996190 is about 1091.9512198285.
The spelling of 1301996190 in words is "one billion, three hundred one million, nine hundred ninety-six thousand, one hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •