Base | Representation |
---|---|
bin | 1011101101001101… |
… | …0001010101000101 |
3 | 22002222222000012220 |
4 | 2323103101111011 |
5 | 22413423003414 |
6 | 1235452202553 |
7 | 140604612054 |
oct | 27323212505 |
9 | 8088860186 |
10 | 3142391109 |
11 | 1372885a50 |
12 | 738469459 |
13 | 3b104b030 |
14 | 21b4b039b |
15 | 135d1dca9 |
hex | bb4d1545 |
3142391109 has 32 divisors (see below), whose sum is σ = 5036849664. Its totient is φ = 1717087680.
The previous prime is 3142391107. The next prime is 3142391111. The reversal of 3142391109 is 9011932413.
It is a happy number.
3142391109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (3142391107) and next prime (3142391111).
It is not a de Polignac number, because 3142391109 - 21 = 3142391107 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 3142391109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3142391101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66727 + ... + 103620.
It is an arithmetic number, because the mean of its divisors is an integer number (157401552).
Almost surely, 23142391109 is an apocalyptic number.
3142391109 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
It is an amenable number.
3142391109 is a deficient number, since it is larger than the sum of its proper divisors (1894458555).
3142391109 is a wasteful number, since it uses less digits than its factorization.
3142391109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170417.
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 3142391109 is about 56057.0344292311. The cubic root of 3142391109 is about 1464.7159554456.
The spelling of 3142391109 in words is "three billion, one hundred forty-two million, three hundred ninety-one thousand, one hundred nine".
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