Base | Representation |
---|---|
bin | 1010001101011011010001… |
… | …10110110011101011110010 |
3 | 2221111100101100102101100020 |
4 | 11012231220312303223302 |
5 | 10420321240113113010 |
6 | 115430033504304310 |
7 | 4505033263611300 |
oct | 506555066635362 |
9 | 87440340371306 |
10 | 22451553254130 |
11 | 7176717557070 |
12 | 2627317912096 |
13 | c6b231972a30 |
14 | 578937a07270 |
15 | 28e03a66a470 |
hex | 146b68db3af2 |
22451553254130 has 384 divisors, whose sum is σ = 76841025601536. Its totient is φ = 4119156518400.
The previous prime is 22451553254071. The next prime is 22451553254131. The reversal of 22451553254130 is 3145235515422.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (22451553254131) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2512975 + ... + 7156685.
It is an arithmetic number, because the mean of its divisors is an integer number (200106837504).
Almost surely, 222451553254130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22451553254130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38420512800768).
22451553254130 is an abundant number, since it is smaller than the sum of its proper divisors (54389472347406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22451553254130 is a wasteful number, since it uses less digits than its factorization.
22451553254130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4643782 (or 4643775 counting only the distinct ones).
The product of its (nonzero) digits is 720000, while the sum is 42.
Adding to 22451553254130 its reverse (3145235515422), we get a palindrome (25596788769552).
The spelling of 22451553254130 in words is "twenty-two trillion, four hundred fifty-one billion, five hundred fifty-three million, two hundred fifty-four thousand, one hundred thirty".
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