Base | Representation |
---|---|
bin | 10010011111011… |
… | …01001011000010 |
3 | 101210212111211201 |
4 | 21033231023002 |
5 | 304202042010 |
6 | 23220331414 |
7 | 3562300645 |
oct | 1117551302 |
9 | 353774751 |
10 | 155112130 |
11 | 7a614048 |
12 | 43b43b6a |
13 | 2619ba34 |
14 | 16859a5c |
15 | d93e23a |
hex | 93ed2c2 |
155112130 has 16 divisors (see below), whose sum is σ = 279707904. Its totient is φ = 61932400.
The previous prime is 155112119. The next prime is 155112157. The reversal of 155112130 is 31211551.
155112130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 155112098 and 155112107.
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, 8146 + ... + 19405.
It is an arithmetic number, because the mean of its divisors is an integer number (17481744).
Almost surely, 2155112130 is an apocalyptic number.
155112130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
155112130 is a deficient number, since it is larger than the sum of its proper divisors (124595774).
155112130 is a wasteful number, since it uses less digits than its factorization.
155112130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28121.
The product of its (nonzero) digits is 150, while the sum is 19.
The square root of 155112130 is about 12454.4020330163. The cubic root of 155112130 is about 537.2980369767.
Adding to 155112130 its reverse (31211551), we get a palindrome (186323681).
The spelling of 155112130 in words is "one hundred fifty-five million, one hundred twelve thousand, one hundred thirty".
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