Base | Representation |
---|---|
bin | 1011110001101100… |
… | …0110010000110110 |
3 | 22011022101121210210 |
4 | 2330123012100312 |
5 | 22433233021100 |
6 | 1241403530250 |
7 | 141223633164 |
oct | 27433062066 |
9 | 8138347723 |
10 | 3161220150 |
11 | 1382476540 |
12 | 742829986 |
13 | 3b4c1148a |
14 | 21dbb2234 |
15 | 1377dcc50 |
hex | bc6c6436 |
3161220150 has 48 divisors (see below), whose sum is σ = 8552541888. Its totient is φ = 766356000.
The previous prime is 3161220143. The next prime is 3161220151. The reversal of 3161220150 is 510221613.
3161220150 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3161220151) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 956296 + ... + 959595.
It is an arithmetic number, because the mean of its divisors is an integer number (178177956).
Almost surely, 23161220150 is an apocalyptic number.
3161220150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3161220150 is an abundant number, since it is smaller than the sum of its proper divisors (5391321738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3161220150 is a wasteful number, since it uses less digits than its factorization.
3161220150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1915917 (or 1915912 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 3161220150 is about 56224.7289900094. The cubic root of 3161220150 is about 1467.6356318004.
Adding to 3161220150 its reverse (510221613), we get a palindrome (3671441763).
The spelling of 3161220150 in words is "three billion, one hundred sixty-one million, two hundred twenty thousand, one hundred fifty".
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