Base | Representation |
---|---|
bin | 101001101111000… |
… | …1100001001110001 |
3 | 10121121010212020110 |
4 | 1103132030021301 |
5 | 10332002014100 |
6 | 350543531533 |
7 | 46463253651 |
oct | 12336141161 |
9 | 3547125213 |
10 | 1400423025 |
11 | 659558601 |
12 | 330bb9ba9 |
13 | 1941991a1 |
14 | d3dc2361 |
15 | 82e2a250 |
hex | 5378c271 |
1400423025 has 48 divisors (see below), whose sum is σ = 2580638400. Its totient is φ = 665948160.
The previous prime is 1400422973. The next prime is 1400423029. The reversal of 1400423025 is 5203240041.
It is not a de Polignac number, because 1400423025 - 213 = 1400414833 is a prime.
It is a super-2 number, since 2×14004230252 = 3922369297900301250, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1400422992 and 1400423010.
It is not an unprimeable number, because it can be changed into a prime (1400423029) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4680 + ... + 53129.
It is an arithmetic number, because the mean of its divisors is an integer number (53763300).
Almost surely, 21400423025 is an apocalyptic number.
1400423025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1400423025 is a deficient number, since it is larger than the sum of its proper divisors (1180215375).
1400423025 is a wasteful number, since it uses less digits than its factorization.
1400423025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57858 (or 57853 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 1400423025 is about 37422.2263501251. The cubic root of 1400423025 is about 1118.8016053513.
Adding to 1400423025 its reverse (5203240041), we get a palindrome (6603663066).
The spelling of 1400423025 in words is "one billion, four hundred million, four hundred twenty-three thousand, twenty-five".
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