Base | Representation |
---|---|
bin | 1001000011000000000… |
… | …1011101000010010101 |
3 | 112212011210122011211002 |
4 | 2100300001131002111 |
5 | 10021302133310401 |
6 | 155222342353045 |
7 | 14141364352340 |
oct | 2206001350225 |
9 | 485153564732 |
10 | 155424510101 |
11 | 5aa080a1953 |
12 | 2615742b785 |
13 | 1186c351853 |
14 | 7745d97457 |
15 | 4099e3ba6b |
hex | 243005d095 |
155424510101 has 4 divisors (see below), whose sum is σ = 177628011552. Its totient is φ = 133221008652.
The previous prime is 155424510083. The next prime is 155424510103. The reversal of 155424510101 is 101015424551.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101015424551 = 41719 ⋅2421329.
It is a cyclic number.
It is not a de Polignac number, because 155424510101 - 222 = 155420315797 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155424510103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11101750715 + ... + 11101750728.
It is an arithmetic number, because the mean of its divisors is an integer number (44407002888).
Almost surely, 2155424510101 is an apocalyptic number.
It is an amenable number.
155424510101 is a deficient number, since it is larger than the sum of its proper divisors (22203501451).
155424510101 is an equidigital number, since it uses as much as digits as its factorization.
155424510101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22203501450.
The product of its (nonzero) digits is 4000, while the sum is 29.
Adding to 155424510101 its reverse (101015424551), we get a palindrome (256439934652).
The spelling of 155424510101 in words is "one hundred fifty-five billion, four hundred twenty-four million, five hundred ten thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •