Base | Representation |
---|---|
bin | 1000000000101110… |
… | …1110110110100100 |
3 | 12112212122201112112 |
4 | 2000023232312210 |
5 | 13401020343030 |
6 | 553221540152 |
7 | 104202310502 |
oct | 20013566644 |
9 | 5485581475 |
10 | 2150559140 |
11 | a03a30a04 |
12 | 500274658 |
13 | 283710902 |
14 | 16588b672 |
15 | c8c02a95 |
hex | 802eeda4 |
2150559140 has 24 divisors (see below), whose sum is σ = 4638234552. Its totient is φ = 836974080.
The previous prime is 2150559139. The next prime is 2150559157. The reversal of 2150559140 is 419550512.
It can be written as a sum of positive squares in 4 ways, for example, as 137780644 + 2012778496 = 11738^2 + 44864^2 .
It is a super-2 number, since 2×21505591402 = 9249809229275079200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2150559097 and 2150559106.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452341 + ... + 1453820.
It is an arithmetic number, because the mean of its divisors is an integer number (193259773).
Almost surely, 22150559140 is an apocalyptic number.
2150559140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2150559140 is an abundant number, since it is smaller than the sum of its proper divisors (2487675412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2150559140 is a wasteful number, since it uses less digits than its factorization.
2150559140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2906207 (or 2906205 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 32.
The square root of 2150559140 is about 46374.1214472037. The cubic root of 2150559140 is about 1290.7747564403.
The spelling of 2150559140 in words is "two billion, one hundred fifty million, five hundred fifty-nine thousand, one hundred forty".
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