Base | Representation |
---|---|
bin | 11111010110001101000… |
… | …000111100111010001011 |
3 | 21121221020000211100111120 |
4 | 133112031000330322023 |
5 | 240243141434432420 |
6 | 4325333355330323 |
7 | 311426464505316 |
oct | 37261500747213 |
9 | 7557200740446 |
10 | 2154144452235 |
11 | 760627426276 |
12 | 2a95a27509a3 |
13 | 12819a640c19 |
14 | 7639283797d |
15 | 3b07a867d40 |
hex | 1f58d03ce8b |
2154144452235 has 24 divisors (see below), whose sum is σ = 3603000034704. Its totient is φ = 1098925861440.
The previous prime is 2154144452209. The next prime is 2154144452263. The reversal of 2154144452235 is 5322544414512.
It is not a de Polignac number, because 2154144452235 - 211 = 2154144450187 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 135728956 + ... + 135744825.
It is an arithmetic number, because the mean of its divisors is an integer number (150125001446).
Almost surely, 22154144452235 is an apocalyptic number.
2154144452235 is a deficient number, since it is larger than the sum of its proper divisors (1448855582469).
2154144452235 is a wasteful number, since it uses less digits than its factorization.
2154144452235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271473835 (or 271473812 counting only the distinct ones).
The product of its digits is 768000, while the sum is 42.
Adding to 2154144452235 its reverse (5322544414512), we get a palindrome (7476688866747).
The spelling of 2154144452235 in words is "two trillion, one hundred fifty-four billion, one hundred forty-four million, four hundred fifty-two thousand, two hundred thirty-five".
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