Base | Representation |
---|---|
bin | 100011010100100001111010… |
… | …000100110011110110101101 |
3 | 202101000120221201002121010010 |
4 | 203110201322010303312231 |
5 | 130330112241330234203 |
6 | 1310215154110003433 |
7 | 44502056053102356 |
oct | 4324417204636655 |
9 | 671016851077103 |
10 | 155342425243053 |
11 | 45551397310064 |
12 | 1550a49baa6579 |
13 | 688a9600c7999 |
14 | 2a50883622d2d |
15 | 12e5c2dba7303 |
hex | 8d487a133dad |
155342425243053 has 4 divisors (see below), whose sum is σ = 207123233657408. Its totient is φ = 103561616828700.
The previous prime is 155342425242967. The next prime is 155342425243069. The reversal of 155342425243053 is 350342524243551.
It is a happy number.
155342425243053 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
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.
It is not a de Polignac number, because 155342425243053 - 29 = 155342425242541 is a prime.
It is a super-2 number, since 2×1553424252430532 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155342425242993 and 155342425243011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155342420243053) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25890404207173 + ... + 25890404207178.
It is an arithmetic number, because the mean of its divisors is an integer number (51780808414352).
Almost surely, 2155342425243053 is an apocalyptic number.
It is an amenable number.
155342425243053 is a deficient number, since it is larger than the sum of its proper divisors (51780808414355).
155342425243053 is an equidigital number, since it uses as much as digits as its factorization.
155342425243053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51780808414354.
The product of its (nonzero) digits is 8640000, while the sum is 48.
The spelling of 155342425243053 in words is "one hundred fifty-five trillion, three hundred forty-two billion, four hundred twenty-five million, two hundred forty-three thousand, fifty-three".
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