Base | Representation |
---|---|
bin | 1000111110001000101… |
… | …1100010011100101100 |
3 | 112201210210012120002120 |
4 | 2033202023202130230 |
5 | 10011113320441420 |
6 | 154445010552540 |
7 | 14064125616600 |
oct | 2174213423454 |
9 | 481723176076 |
10 | 154118530860 |
11 | 5a3a7990368 |
12 | 25a51b98750 |
13 | 116c1902178 |
14 | 766075b500 |
15 | 4020469d40 |
hex | 23e22e272c |
154118530860 has 288 divisors, whose sum is σ = 513287083008. Its totient is φ = 34441989120.
The previous prime is 154118530849. The next prime is 154118530879. The reversal of 154118530860 is 68035811451.
154118530860 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26983405 + ... + 26989115.
It is an arithmetic number, because the mean of its divisors is an integer number (1782246816).
Almost surely, 2154118530860 is an apocalyptic number.
154118530860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 154118530860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256643541504).
154118530860 is an abundant number, since it is smaller than the sum of its proper divisors (359168552148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154118530860 is a wasteful number, since it uses less digits than its factorization.
154118530860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5941 (or 5932 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 42.
The spelling of 154118530860 in words is "one hundred fifty-four billion, one hundred eighteen million, five hundred thirty thousand, eight hundred sixty".
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