Base | Representation |
---|---|
bin | 11110101110001110000… |
… | …010101001011011110010 |
3 | 21110211101222211212011110 |
4 | 132232032002221123302 |
5 | 234042230233013020 |
6 | 4253513304054150 |
7 | 305346541626120 |
oct | 36561602513362 |
9 | 7424358755143 |
10 | 2111212001010 |
11 | 7443a6154222 |
12 | 2a1200764356 |
13 | 124117b98028 |
14 | 7427ca08910 |
15 | 39db66d18e0 |
hex | 1eb8e0a96f2 |
2111212001010 has 64 divisors (see below), whose sum is σ = 5825428180992. Its totient is φ = 479673137856.
The previous prime is 2111212000987. The next prime is 2111212001051. The reversal of 2111212001010 is 101002121112.
It is a super-2 number, since 2×21112120010102 (a number of 25 digits) 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, 30064902 + ... + 30135041.
It is an arithmetic number, because the mean of its divisors is an integer number (91022315328).
Almost surely, 22111212001010 is an apocalyptic number.
2111212001010 is an abundant number, since it is smaller than the sum of its proper divisors (3714216179982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111212001010 is a wasteful number, since it uses less digits than its factorization.
2111212001010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60200127.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 2111212001010 its reverse (101002121112), we get a palindrome (2212214122122).
The spelling of 2111212001010 in words is "two trillion, one hundred eleven billion, two hundred twelve million, one thousand, ten".
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