Base | Representation |
---|---|
bin | 1011101101001010… |
… | …0111101011101000 |
3 | 22002222122100012210 |
4 | 2323102213223220 |
5 | 22413402024040 |
6 | 1235444405120 |
7 | 140603301525 |
oct | 27322475350 |
9 | 8088570183 |
10 | 3142220520 |
11 | 137277986a |
12 | 7383a67a0 |
13 | 3b0cbb4aa |
14 | 21b46814c |
15 | 135cd8480 |
hex | bb4a7ae8 |
3142220520 has 32 divisors (see below), whose sum is σ = 9426661920. Its totient is φ = 837925440.
The previous prime is 3142220519. The next prime is 3142220537. The reversal of 3142220520 is 250222413.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13092466 + ... + 13092705.
It is an arithmetic number, because the mean of its divisors is an integer number (294583185).
Almost surely, 23142220520 is an apocalyptic number.
3142220520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3142220520 is an abundant number, since it is smaller than the sum of its proper divisors (6284441400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3142220520 is a wasteful number, since it uses less digits than its factorization.
3142220520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26185185 (or 26185181 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 3142220520 is about 56055.5128421817. The cubic root of 3142220520 is about 1464.6894502628.
Adding to 3142220520 its reverse (250222413), we get a palindrome (3392442933).
The spelling of 3142220520 in words is "three billion, one hundred forty-two million, two hundred twenty thousand, five hundred twenty".
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