Base | Representation |
---|---|
bin | 1001000010010011000… |
… | …0010001010000101101 |
3 | 112211200121220020102000 |
4 | 2100210300101100231 |
5 | 10020410234043140 |
6 | 155151510322513 |
7 | 14133610414335 |
oct | 2204460212055 |
9 | 484617806360 |
10 | 155235456045 |
11 | 5a92040582a |
12 | 26104059439 |
13 | 1183c12a847 |
14 | 7728c240c5 |
15 | 4088545a30 |
hex | 2424c1142d |
155235456045 has 16 divisors (see below), whose sum is σ = 275974144320. Its totient is φ = 82792243152.
The previous prime is 155235456037. The next prime is 155235456049. The reversal of 155235456045 is 540654532551.
155235456045 is a `hidden beast` number, since 1 + 5 + 5 + 2 + 3 + 545 + 60 + 45 = 666.
It is not a de Polignac number, because 155235456045 - 23 = 155235456037 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155235456049) 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 15 ways as a sum of consecutive naturals, for example, 574945999 + ... + 574946268.
It is an arithmetic number, because the mean of its divisors is an integer number (17248384020).
Almost surely, 2155235456045 is an apocalyptic number.
155235456045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
155235456045 is a deficient number, since it is larger than the sum of its proper divisors (120738688275).
155235456045 is a wasteful number, since it uses less digits than its factorization.
155235456045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1149892281 (or 1149892275 counting only the distinct ones).
The product of its (nonzero) digits is 1800000, while the sum is 45.
Adding to 155235456045 its reverse (540654532551), we get a palindrome (695889988596).
The spelling of 155235456045 in words is "one hundred fifty-five billion, two hundred thirty-five million, four hundred fifty-six thousand, forty-five".
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