Base | Representation |
---|---|
bin | 10010110001001110… |
… | …001011100111111001 |
3 | 1221000111201022002122 |
4 | 102301032023213321 |
5 | 312233201412131 |
6 | 13131440011025 |
7 | 1312261661066 |
oct | 226116134771 |
9 | 57014638078 |
10 | 20153154041 |
11 | 8601a25a09 |
12 | 3aa5300a75 |
13 | 1b9233c327 |
14 | d92791c6d |
15 | 7ce41ed7b |
hex | 4b138b9f9 |
20153154041 has 4 divisors (see below), whose sum is σ = 20157674112. Its totient is φ = 20148633972.
The previous prime is 20153154031. The next prime is 20153154053. The reversal of 20153154041 is 14045135102.
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 20153154041 - 234 = 2973284857 is a prime.
It is a super-2 number, since 2×201531540412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20153154041.
It is not an unprimeable number, because it can be changed into a prime (20153154031) 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 3 ways as a sum of consecutive naturals, for example, 2253341 + ... + 2262266.
It is an arithmetic number, because the mean of its divisors is an integer number (5039418528).
Almost surely, 220153154041 is an apocalyptic number.
It is an amenable number.
20153154041 is a deficient number, since it is larger than the sum of its proper divisors (4520071).
20153154041 is an equidigital number, since it uses as much as digits as its factorization.
20153154041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4520070.
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 20153154041 its reverse (14045135102), we get a palindrome (34198289143).
The spelling of 20153154041 in words is "twenty billion, one hundred fifty-three million, one hundred fifty-four thousand, forty-one".
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