Base | Representation |
---|---|
bin | 11111001001001111101… |
… | …101110101110000001000 |
3 | 21120121022101110100122002 |
4 | 133021033231311300020 |
5 | 240031143132130440 |
6 | 4315113020450132 |
7 | 310424631305066 |
oct | 37111755656010 |
9 | 7517271410562 |
10 | 2140231130120 |
11 | 75573774a456 |
12 | 2a695b0a9948 |
13 | 126a90c8cb45 |
14 | 75832a85036 |
15 | 3aa14157115 |
hex | 1f24fb75c08 |
2140231130120 has 32 divisors (see below), whose sum is σ = 4816410151320. Its totient is φ = 855934210560.
The previous prime is 2140231130101. The next prime is 2140231130143. The reversal of 2140231130120 is 210311320412.
It can be written as a sum of positive squares in 4 ways, for example, as 1182295227556 + 957935902564 = 1087334^2 + 978742^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 2140231130092 and 2140231130101.
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, 4725821 + ... + 5158860.
Almost surely, 22140231130120 is an apocalyptic number.
2140231130120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2140231130120 is an abundant number, since it is smaller than the sum of its proper divisors (2676179021200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140231130120 is a wasteful number, since it uses less digits than its factorization.
2140231130120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9890105 (or 9890101 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 2140231130120 its reverse (210311320412), we get a palindrome (2350542450532).
The spelling of 2140231130120 in words is "two trillion, one hundred forty billion, two hundred thirty-one million, one hundred thirty thousand, one hundred twenty".
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