Base | Representation |
---|---|
bin | 1000000001000100… |
… | …1111001101010100 |
3 | 12112222101001022011 |
4 | 2000101033031110 |
5 | 13401403034023 |
6 | 553312514004 |
7 | 104220501304 |
oct | 20021171524 |
9 | 5488331264 |
10 | 2152002388 |
11 | a04827278 |
12 | 50084b904 |
13 | 283ac77c3 |
14 | 165b45604 |
15 | c8dda50d |
hex | 8044f354 |
2152002388 has 6 divisors (see below), whose sum is σ = 3766004186. Its totient is φ = 1076001192.
The previous prime is 2152002373. The next prime is 2152002389. The reversal of 2152002388 is 8832002512.
It can be written as a sum of positive squares in only one way, i.e., 1909515204 + 242487184 = 43698^2 + 15572^2 .
It is a super-2 number, since 2×21520023882 = 9262228555915405088, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2152002389) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269000295 + ... + 269000302.
Almost surely, 22152002388 is an apocalyptic number.
It is an amenable number.
2152002388 is a deficient number, since it is larger than the sum of its proper divisors (1614001798).
2152002388 is a wasteful number, since it uses less digits than its factorization.
2152002388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538000601 (or 538000599 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 2152002388 is about 46389.6797574633. The cubic root of 2152002388 is about 1291.0634397369.
The spelling of 2152002388 in words is "two billion, one hundred fifty-two million, two thousand, three hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •