Base | Representation |
---|---|
bin | 10100111000010101… |
… | …10000111001000100 |
3 | 1001221020121002210211 |
4 | 22130022300321010 |
5 | 140424230030423 |
6 | 5052205125204 |
7 | 544536305353 |
oct | 123412607104 |
9 | 31836532724 |
10 | 11210001988 |
11 | 4832832459 |
12 | 220a259804 |
13 | 10985a4393 |
14 | 784b3799a |
15 | 45922210d |
hex | 29c2b0e44 |
11210001988 has 12 divisors (see below), whose sum is σ = 19618782400. Its totient is φ = 5604635592.
The previous prime is 11210001973. The next prime is 11210001989. The reversal of 11210001988 is 88910001211.
It is not an unprimeable number, because it can be changed into a prime (11210001989) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15288 + ... + 150511.
Almost surely, 211210001988 is an apocalyptic number.
It is an amenable number.
11210001988 is a deficient number, since it is larger than the sum of its proper divisors (8408780412).
11210001988 is a wasteful number, since it uses less digits than its factorization.
11210001988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182706 (or 182704 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 31.
The spelling of 11210001988 in words is "eleven billion, two hundred ten million, one thousand, nine hundred eighty-eight".
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