Base | Representation |
---|---|
bin | 11111010101001011111… |
… | …011010000011001011010 |
3 | 21121211101221000101112200 |
4 | 133111023323100121122 |
5 | 240233422411041104 |
6 | 4325033145551030 |
7 | 311360434531530 |
oct | 37251373203132 |
9 | 7554357011480 |
10 | 2153052440154 |
11 | 760116a77450 |
12 | 2a9338aa5476 |
13 | 128055329025 |
14 | 762cb7b8150 |
15 | 3b014a5db39 |
hex | 1f54bed065a |
2153052440154 has 192 divisors, whose sum is σ = 5913298639872. Its totient is φ = 549958867200.
The previous prime is 2153052440153. The next prime is 2153052440221. The reversal of 2153052440154 is 4510442503512.
2153052440154 is a `hidden beast` number, since 2 + 15 + 3 + 0 + 52 + 440 + 154 = 666.
It is not an unprimeable number, because it can be changed into a prime (2153052440153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20264389 + ... + 20370359.
It is an arithmetic number, because the mean of its divisors is an integer number (30798430416).
Almost surely, 22153052440154 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2153052440154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2956649319936).
2153052440154 is an abundant number, since it is smaller than the sum of its proper divisors (3760246199718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2153052440154 is a wasteful number, since it uses less digits than its factorization.
2153052440154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106241 (or 106238 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 36.
Adding to 2153052440154 its reverse (4510442503512), we get a palindrome (6663494943666).
The spelling of 2153052440154 in words is "two trillion, one hundred fifty-three billion, fifty-two million, four hundred forty thousand, one hundred fifty-four".
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