Base | Representation |
---|---|
bin | 100100001011110… |
… | …0010011110000110 |
3 | 10010121121012022210 |
4 | 1020113202132012 |
5 | 4441304130204 |
6 | 320251004250 |
7 | 42041635524 |
oct | 11027423606 |
9 | 3117535283 |
10 | 1214130054 |
11 | 573387975 |
12 | 29a739686 |
13 | 164700b67 |
14 | b736b314 |
15 | 718cc389 |
hex | 485e2786 |
1214130054 has 16 divisors (see below), whose sum is σ = 2429951040. Its totient is φ = 404428200.
The previous prime is 1214130041. The next prime is 1214130061. The reversal of 1214130054 is 4500314121.
It is a super-2 number, since 2×12141300542 = 2948223576052085832, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1214130054.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61024 + ... + 78435.
It is an arithmetic number, because the mean of its divisors is an integer number (151871940).
Almost surely, 21214130054 is an apocalyptic number.
1214130054 is an abundant number, since it is smaller than the sum of its proper divisors (1215820986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214130054 is a wasteful number, since it uses less digits than its factorization.
1214130054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140915.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 1214130054 is about 34844.3690429315. The cubic root of 1214130054 is about 1066.8132552228.
Adding to 1214130054 its reverse (4500314121), we get a palindrome (5714444175).
It can be divided in two parts, 12141 and 30054, that added together give a triangular number (42195 = T290).
The spelling of 1214130054 in words is "one billion, two hundred fourteen million, one hundred thirty thousand, fifty-four".
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