Base | Representation |
---|---|
bin | 1001000011110111000… |
… | …0110100011100010111 |
3 | 112212202212101211102112 |
4 | 2100331300310130113 |
5 | 10022240141434201 |
6 | 155301255301235 |
7 | 14150163633536 |
oct | 2207560643427 |
9 | 485685354375 |
10 | 155655030551 |
11 | 60016230319 |
12 | 2620067a81b |
13 | 118a8033997 |
14 | 776884231d |
15 | 40b02c40bb |
hex | 243dc34717 |
155655030551 has 8 divisors (see below), whose sum is σ = 163863925680. Its totient is φ = 147447787968.
The previous prime is 155655030511. The next prime is 155655030569. The reversal of 155655030551 is 155030556551.
155655030551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 155655030551 - 222 = 155650836247 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155655030499 and 155655030508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155655030511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217406 + ... + 598811.
It is an arithmetic number, because the mean of its divisors is an integer number (20482990710).
Almost surely, 2155655030551 is an apocalyptic number.
155655030551 is a deficient number, since it is larger than the sum of its proper divisors (8208895129).
155655030551 is a wasteful number, since it uses less digits than its factorization.
155655030551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 826273.
The product of its (nonzero) digits is 281250, while the sum is 41.
The spelling of 155655030551 in words is "one hundred fifty-five billion, six hundred fifty-five million, thirty thousand, five hundred fifty-one".
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