Base | Representation |
---|---|
bin | 10110101111100101… |
… | …01001000010100100 |
3 | 1011111221212002021001 |
4 | 23113302221002210 |
5 | 200001314430312 |
6 | 5335341203044 |
7 | 611403635212 |
oct | 132762510244 |
9 | 34457762231 |
10 | 12210311332 |
11 | 51a644769a |
12 | 2449260484 |
13 | 11c78bc2bb |
14 | 83b925cb2 |
15 | 4b6e65057 |
hex | 2d7ca90a4 |
12210311332 has 12 divisors (see below), whose sum is σ = 21384786780. Its totient is φ = 6100372256.
The previous prime is 12210311329. The next prime is 12210311383. The reversal of 12210311332 is 23311301221.
It can be written as a sum of positive squares in 2 ways, for example, as 6340299876 + 5870011456 = 79626^2 + 76616^2 .
It is a super-2 number, since 2×122103113322 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190107 + ... + 1200322.
It is an arithmetic number, because the mean of its divisors is an integer number (1782065565).
Almost surely, 212210311332 is an apocalyptic number.
It is an amenable number.
12210311332 is a deficient number, since it is larger than the sum of its proper divisors (9174475448).
12210311332 is a wasteful number, since it uses less digits than its factorization.
12210311332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2391710 (or 2391708 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 12210311332 its reverse (23311301221), we get a palindrome (35521612553).
The spelling of 12210311332 in words is "twelve billion, two hundred ten million, three hundred eleven thousand, three hundred thirty-two".
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