Base | Representation |
---|---|
bin | 1000000001001001… |
… | …1000001010111000 |
3 | 12112222221020020202 |
4 | 2000102120022320 |
5 | 13401442114430 |
6 | 553323141332 |
7 | 104223154505 |
oct | 20022301270 |
9 | 5488836222 |
10 | 2152301240 |
11 | a04a10861 |
12 | 500974848 |
13 | 283ba083b |
14 | 165bc24ac |
15 | c8e48d45 |
hex | 804982b8 |
2152301240 has 32 divisors (see below), whose sum is σ = 4897098000. Its totient is φ = 851245824.
The previous prime is 2152301237. The next prime is 2152301257. The reversal of 2152301240 is 421032512.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
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, 298730 + ... + 305849.
Almost surely, 22152301240 is an apocalyptic number.
2152301240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2152301240 is an abundant number, since it is smaller than the sum of its proper divisors (2744796760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2152301240 is a wasteful number, since it uses less digits than its factorization.
2152301240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 604679 (or 604675 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 2152301240 is about 46392.9007500070. The cubic root of 2152301240 is about 1291.1232009828.
Adding to 2152301240 its reverse (421032512), we get a palindrome (2573333752).
The spelling of 2152301240 in words is "two billion, one hundred fifty-two million, three hundred one thousand, two hundred forty".
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