Base | Representation |
---|---|
bin | 10010100011100… |
… | …01111110101010 |
3 | 101211220011000222 |
4 | 21101301332222 |
5 | 304321443411 |
6 | 23240130042 |
7 | 3600024614 |
oct | 1121617652 |
9 | 354804028 |
10 | 155656106 |
11 | 7a955811 |
12 | 44166922 |
13 | 2632c508 |
14 | 1695bdb4 |
15 | d9ea4db |
hex | 9471faa |
155656106 has 4 divisors (see below), whose sum is σ = 233484162. Its totient is φ = 77828052.
The previous prime is 155656103. The next prime is 155656121. The reversal of 155656106 is 601656551.
155656106 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 114811225 + 40844881 = 10715^2 + 6391^2 .
It is not an unprimeable number, because it can be changed into a prime (155656103) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38914025 + ... + 38914028.
Almost surely, 2155656106 is an apocalyptic number.
155656106 is a deficient number, since it is larger than the sum of its proper divisors (77828056).
155656106 is an equidigital number, since it uses as much as digits as its factorization.
155656106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77828055.
The product of its (nonzero) digits is 27000, while the sum is 35.
The square root of 155656106 is about 12476.2216235525. The cubic root of 155656106 is about 537.9254029783.
The spelling of 155656106 in words is "one hundred fifty-five million, six hundred fifty-six thousand, one hundred six".
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