Base | Representation |
---|---|
bin | 1011101101110101… |
… | …0011111100001101 |
3 | 22010011220201211102 |
4 | 2323131103330031 |
5 | 22420111220440 |
6 | 1240024432445 |
7 | 140636153660 |
oct | 27335237415 |
9 | 8104821742 |
10 | 3145023245 |
11 | 1374313571 |
12 | 739318725 |
13 | 3b1760100 |
14 | 21b9976d7 |
15 | 13618db15 |
hex | bb753f0d |
3145023245 has 48 divisors (see below), whose sum is σ = 4695926400. Its totient is φ = 1979857152.
The previous prime is 3145023221. The next prime is 3145023269. The reversal of 3145023245 is 5423205413.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (3145023221) and next prime (3145023269).
It is not a de Polignac number, because 3145023245 - 222 = 3140828941 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1163906 + ... + 1166604.
It is an arithmetic number, because the mean of its divisors is an integer number (97831800).
Almost surely, 23145023245 is an apocalyptic number.
3145023245 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
3145023245 is a deficient number, since it is larger than the sum of its proper divisors (1550903155).
3145023245 is a wasteful number, since it uses less digits than its factorization.
3145023245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2934 (or 2921 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 29.
The square root of 3145023245 is about 56080.5068183232. The cubic root of 3145023245 is about 1465.1248007618.
Adding to 3145023245 its reverse (5423205413), we get a palindrome (8568228658).
The spelling of 3145023245 in words is "three billion, one hundred forty-five million, twenty-three thousand, two hundred forty-five".
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