Base | Representation |
---|---|
bin | 1001000011000010101… |
… | …0101001110000101101 |
3 | 112212012112221212122222 |
4 | 2100300222221300231 |
5 | 10021312414411000 |
6 | 155223410045125 |
7 | 14141555223314 |
oct | 2206052516055 |
9 | 485175855588 |
10 | 155435310125 |
11 | 5aa131a9097 |
12 | 2615ab797a5 |
13 | 118716635b4 |
14 | 77475a927b |
15 | 409ad71a85 |
hex | 2430aa9c2d |
155435310125 has 32 divisors (see below), whose sum is σ = 199289510784. Its totient is φ = 120964368000.
The previous prime is 155435310119. The next prime is 155435310133. The reversal of 155435310125 is 521013534551.
It is not a de Polignac number, because 155435310125 - 210 = 155435309101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1734674 + ... + 1822076.
It is an arithmetic number, because the mean of its divisors is an integer number (6227797212).
Almost surely, 2155435310125 is an apocalyptic number.
It is an amenable number.
155435310125 is a deficient number, since it is larger than the sum of its proper divisors (43854200659).
155435310125 is an equidigital number, since it uses as much as digits as its factorization.
155435310125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87806 (or 87796 counting only the distinct ones).
The product of its (nonzero) digits is 45000, while the sum is 35.
Adding to 155435310125 its reverse (521013534551), we get a palindrome (676448844676).
The spelling of 155435310125 in words is "one hundred fifty-five billion, four hundred thirty-five million, three hundred ten thousand, one hundred twenty-five".
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