Base | Representation |
---|---|
bin | 110111110101010010001011… |
… | …000010110000010011000101 |
3 | 1012012102202022121101201002011 |
4 | 313311102023002300103011 |
5 | 224141130001432031203 |
6 | 2230130013224014221 |
7 | 102502464030052201 |
oct | 6765221302602305 |
9 | 1165382277351064 |
10 | 245554203002053 |
11 | 71271a53012040 |
12 | 2365a071901371 |
13 | a70287b4c563a |
14 | 448cc5b6b3b01 |
15 | 1d5c66597976d |
hex | df548b0b04c5 |
245554203002053 has 4 divisors (see below), whose sum is σ = 267877312365888. Its totient is φ = 223231093638220.
The previous prime is 245554203002033. The next prime is 245554203002071. The reversal of 245554203002053 is 350200302455542.
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 a cyclic number.
It is not a de Polignac number, because 245554203002053 - 225 = 245554169447621 is a prime.
It is a super-2 number, since 2×2455542030020532 (a number of 30 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 = 245554203001997 and 245554203002015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245554203002033) 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, 11161554681901 + ... + 11161554681922.
It is an arithmetic number, because the mean of its divisors is an integer number (66969328091472).
Almost surely, 2245554203002053 is an apocalyptic number.
It is an amenable number.
245554203002053 is a deficient number, since it is larger than the sum of its proper divisors (22323109363835).
245554203002053 is a wasteful number, since it uses less digits than its factorization.
245554203002053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22323109363834.
The product of its (nonzero) digits is 720000, while the sum is 40.
Adding to 245554203002053 its reverse (350200302455542), we get a palindrome (595754505457595).
The spelling of 245554203002053 in words is "two hundred forty-five trillion, five hundred fifty-four billion, two hundred three million, two thousand, fifty-three".
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