Base | Representation |
---|---|
bin | 111001000000101101… |
… | …1000010101101001000 |
3 | 102201000101110110022222 |
4 | 1302001123002231020 |
5 | 4001214142342440 |
6 | 132124353033212 |
7 | 11562640343111 |
oct | 1620133025510 |
9 | 381011413288 |
10 | 122430434120 |
11 | 47a16874265 |
12 | 1b889855808 |
13 | b71189a777 |
14 | 5cd6049208 |
15 | 32b853e2b5 |
hex | 1c816c2b48 |
122430434120 has 32 divisors (see below), whose sum is σ = 275638560120. Its totient is φ = 48941936640.
The previous prime is 122430434111. The next prime is 122430434129. The reversal of 122430434120 is 21434034221.
It is an interprime number because it is at equal distance from previous prime (122430434111) and next prime (122430434129).
It can be written as a sum of positive squares in 4 ways, for example, as 118106319556 + 4324114564 = 343666^2 + 65758^2 .
It is a super-2 number, since 2×1224304341202 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 122430434120.
It is not an unprimeable number, because it can be changed into a prime (122430434129) 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, 879257 + ... + 1008936.
Almost surely, 2122430434120 is an apocalyptic number.
122430434120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122430434120 is an abundant number, since it is smaller than the sum of its proper divisors (153208126000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122430434120 is a wasteful number, since it uses less digits than its factorization.
122430434120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1889825 (or 1889821 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 122430434120 its reverse (21434034221), we get a palindrome (143864468341).
The spelling of 122430434120 in words is "one hundred twenty-two billion, four hundred thirty million, four hundred thirty-four thousand, one hundred twenty".
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