Base | Representation |
---|---|
bin | 1011111101100101… |
… | …1101110110011001 |
3 | 22021210022000012000 |
4 | 2333121131312121 |
5 | 23034021432441 |
6 | 1250345311213 |
7 | 142401050622 |
oct | 27731356631 |
9 | 8253260160 |
10 | 3211124121 |
11 | 13a8661097 |
12 | 757495509 |
13 | 3c2364c5a |
14 | 226682a49 |
15 | 13bd992b6 |
hex | bf65dd99 |
3211124121 has 8 divisors (see below), whose sum is σ = 4757220960. Its totient is φ = 2140749396.
The previous prime is 3211124113. The next prime is 3211124149. The reversal of 3211124121 is 1214211123.
It is not a de Polignac number, because 3211124121 - 23 = 3211124113 is a prime.
It is a super-2 number, since 2×32111241212 = 20622636240936045282, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3211124094 and 3211124103.
It is not an unprimeable number, because it can be changed into a prime (3211123121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59465235 + ... + 59465288.
It is an arithmetic number, because the mean of its divisors is an integer number (594652620).
Almost surely, 23211124121 is an apocalyptic number.
It is an amenable number.
3211124121 is a deficient number, since it is larger than the sum of its proper divisors (1546096839).
3211124121 is a wasteful number, since it uses less digits than its factorization.
3211124121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118930532 (or 118930526 counting only the distinct ones).
The product of its digits is 96, while the sum is 18.
The square root of 3211124121 is about 56666.7814596877. The cubic root of 3211124121 is about 1475.3181917770.
Adding to 3211124121 its reverse (1214211123), we get a palindrome (4425335244).
The spelling of 3211124121 in words is "three billion, two hundred eleven million, one hundred twenty-four thousand, one hundred twenty-one".
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