Base | Representation |
---|---|
bin | 100011010110110101001000… |
… | …0110110100010111101001110 |
3 | 1111210011101222021002100202010 |
4 | 1012231222100312202331032 |
5 | 311230420033100341142 |
6 | 3021235520445042050 |
7 | 122336040000600630 |
oct | 10655522066427516 |
9 | 1453141867070663 |
10 | 311001012121422 |
11 | 90104874621217 |
12 | 2aa6a0b5856326 |
13 | 1046c36741b38c |
14 | 56b275a592a50 |
15 | 25e4cb3ce0e9c |
hex | 11ada90da2f4e |
311001012121422 has 64 divisors (see below), whose sum is σ = 752837529452544. Its totient is φ = 83725497266400.
The previous prime is 311001012121409. The next prime is 311001012121433. The reversal of 311001012121422 is 224121210100113.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
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, 2402526454 + ... + 2402655897.
It is an arithmetic number, because the mean of its divisors is an integer number (11763086397696).
Almost surely, 2311001012121422 is an apocalyptic number.
311001012121422 is an abundant number, since it is smaller than the sum of its proper divisors (441836517331122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311001012121422 is a wasteful number, since it uses less digits than its factorization.
311001012121422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4805182453.
The product of its (nonzero) digits is 192, while the sum is 21.
Adding to 311001012121422 its reverse (224121210100113), we get a palindrome (535122222221535).
The spelling of 311001012121422 in words is "three hundred eleven trillion, one billion, twelve million, one hundred twenty-one thousand, four hundred twenty-two".
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