Base | Representation |
---|---|
bin | 10010110001001101… |
… | …101011111000110111 |
3 | 1221000111110200210100 |
4 | 102301031223320313 |
5 | 312233133232210 |
6 | 13131433125143 |
7 | 1312260610113 |
oct | 226115537067 |
9 | 57014420710 |
10 | 20153024055 |
11 | 860194728a |
12 | 3aa52597b3 |
13 | 1b922c5108 |
14 | d9275a743 |
15 | 7ce3e65c0 |
hex | 4b136be37 |
20153024055 has 24 divisors (see below), whose sum is σ = 35166362400. Its totient is φ = 10676139840.
The previous prime is 20153024029. The next prime is 20153024057. The reversal of 20153024055 is 55042035102.
It is a happy number.
20153024055 is a `hidden beast` number, since 201 + 53 + 0 + 2 + 405 + 5 = 666.
It is a de Polignac number, because none of the positive numbers 2k-20153024055 is a prime.
It is a super-2 number, since 2×201530240552 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20153024057) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1496131 + ... + 1509540.
It is an arithmetic number, because the mean of its divisors is an integer number (1465265100).
Almost surely, 220153024055 is an apocalyptic number.
20153024055 is a deficient number, since it is larger than the sum of its proper divisors (15013338345).
20153024055 is a wasteful number, since it uses less digits than its factorization.
20153024055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3005831 (or 3005828 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 27.
Adding to 20153024055 its reverse (55042035102), we get a palindrome (75195059157).
The spelling of 20153024055 in words is "twenty billion, one hundred fifty-three million, twenty-four thousand, fifty-five".
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