Base | Representation |
---|---|
bin | 101001101111000… |
… | …0110110110010100 |
3 | 10121121002202102211 |
4 | 1103132012312110 |
5 | 10332000320200 |
6 | 350543243204 |
7 | 46463133424 |
oct | 12336066624 |
9 | 3547082384 |
10 | 1400401300 |
11 | 659543251 |
12 | 330ba9504 |
13 | 19418c32c |
14 | d3db8484 |
15 | 82e23aba |
hex | 53786d94 |
1400401300 has 36 divisors (see below), whose sum is σ = 3143665980. Its totient is φ = 540843520.
The previous prime is 1400401291. The next prime is 1400401307. The reversal of 1400401300 is 31040041.
It can be written as a sum of positive squares in 6 ways, for example, as 1192464 + 1399208836 = 1092^2 + 37406^2 .
It is a super-2 number, since 2×14004013002 = 3922247602083380000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1400401307) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238549 + ... + 244348.
It is an arithmetic number, because the mean of its divisors is an integer number (87324055).
Almost surely, 21400401300 is an apocalyptic number.
1400401300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1400401300 is an abundant number, since it is smaller than the sum of its proper divisors (1743264680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1400401300 is a wasteful number, since it uses less digits than its factorization.
1400401300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482940 (or 482933 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 1400401300 is about 37421.9360803259. The cubic root of 1400401300 is about 1118.7958199350.
Adding to 1400401300 its reverse (31040041), we get a palindrome (1431441341).
The spelling of 1400401300 in words is "one billion, four hundred million, four hundred one thousand, three hundred".
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