Base | Representation |
---|---|
bin | 1000011101001100111… |
… | …1100110100010011011 |
3 | 111212222200012020012221 |
4 | 2013103033212202123 |
5 | 4340012132101410 |
6 | 150423443444511 |
7 | 13332060440122 |
oct | 2072317464233 |
9 | 455880166187 |
10 | 145278003355 |
11 | 56680711191 |
12 | 241a5386737 |
13 | 109131b94c4 |
14 | 70625b8ab9 |
15 | 3ba428e4da |
hex | 21d33e689b |
145278003355 has 32 divisors (see below), whose sum is σ = 182863779840. Its totient is φ = 110664195840.
The previous prime is 145278003349. The next prime is 145278003361. The reversal of 145278003355 is 553300872541.
It is an interprime number because it is at equal distance from previous prime (145278003349) and next prime (145278003361).
It is not a de Polignac number, because 145278003355 - 25 = 145278003323 is a prime.
It is a super-2 number, since 2×1452780033552 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4725664 + ... + 4756306.
It is an arithmetic number, because the mean of its divisors is an integer number (5714493120).
Almost surely, 2145278003355 is an apocalyptic number.
145278003355 is a deficient number, since it is larger than the sum of its proper divisors (37585776485).
145278003355 is a wasteful number, since it uses less digits than its factorization.
145278003355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31171.
The product of its (nonzero) digits is 504000, while the sum is 43.
Adding to 145278003355 its reverse (553300872541), we get a palindrome (698578875896).
The spelling of 145278003355 in words is "one hundred forty-five billion, two hundred seventy-eight million, three thousand, three hundred fifty-five".
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