Base | Representation |
---|---|
bin | 100011010010111010001110… |
… | …110001100001110000101010 |
3 | 202100121221121111100000011000 |
4 | 203102322032301201300222 |
5 | 130321301244430010132 |
6 | 1310052103455415430 |
7 | 44461035310520523 |
oct | 4322721661416052 |
9 | 670557544300130 |
10 | 155231103360042 |
11 | 45509160a86756 |
12 | 154b09b2524576 |
13 | 68802cbaa05a8 |
14 | 2a49322a6384a |
15 | 12e2db59ea87c |
hex | 8d2e8ec61c2a |
155231103360042 has 32 divisors (see below), whose sum is σ = 345981621772800. Its totient is φ = 51590158974144.
The previous prime is 155231103360037. The next prime is 155231103360059. The reversal of 155231103360042 is 240063301132551.
155231103360042 is a `hidden beast` number, since 1 + 5 + 5 + 2 + 3 + 1 + 1 + 0 + 3 + 3 + 600 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 155231103359979 and 155231103360006.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4265041242 + ... + 4265077637.
It is an arithmetic number, because the mean of its divisors is an integer number (10811925680400).
Almost surely, 2155231103360042 is an apocalyptic number.
155231103360042 is an abundant number, since it is smaller than the sum of its proper divisors (190750518412758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155231103360042 is a wasteful number, since it uses less digits than its factorization.
155231103360042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8530119227 (or 8530119221 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 36.
Adding to 155231103360042 its reverse (240063301132551), we get a palindrome (395294404492593).
The spelling of 155231103360042 in words is "one hundred fifty-five trillion, two hundred thirty-one billion, one hundred three million, three hundred sixty thousand, forty-two".
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