Base | Representation |
---|---|
bin | 1000000000000111… |
… | …1100110110100100 |
3 | 12112200211110021000 |
4 | 2000001330312210 |
5 | 13344341320134 |
6 | 553050553300 |
7 | 104141441136 |
oct | 20001746644 |
9 | 5480743230 |
10 | 2147995044 |
11 | a0253a518 |
12 | 4bb438830 |
13 | 2830237b0 |
14 | 1653c1056 |
15 | c8897e99 |
hex | 8007cda4 |
2147995044 has 96 divisors (see below), whose sum is σ = 6029085440. Its totient is φ = 657414144.
The previous prime is 2147995027. The next prime is 2147995103. The reversal of 2147995044 is 4405997412.
It is a super-2 number, since 2×21479950442 = 9227765418097123872, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267009 + ... + 274935.
Almost surely, 22147995044 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2147995044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3014542720).
2147995044 is an abundant number, since it is smaller than the sum of its proper divisors (3881090396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2147995044 is a wasteful number, since it uses less digits than its factorization.
2147995044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8146 (or 8138 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The square root of 2147995044 is about 46346.4674381986. The cubic root of 2147995044 is about 1290.2615586451.
The spelling of 2147995044 in words is "two billion, one hundred forty-seven million, nine hundred ninety-five thousand, forty-four".
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