Base | Representation |
---|---|
bin | 10010110110100100… |
… | …111101111000100010 |
3 | 1221020202210121121221 |
4 | 102312210331320202 |
5 | 312424202410104 |
6 | 13144410005254 |
7 | 1314432526030 |
oct | 226644757042 |
9 | 57222717557 |
10 | 20243013154 |
11 | 8648720441 |
12 | 3b0b41682a |
13 | 1ba7b420c0 |
14 | da06a3550 |
15 | 7d726ec54 |
hex | 4b693de22 |
20243013154 has 64 divisors (see below), whose sum is σ = 37873785600. Its totient is φ = 7901042688.
The previous prime is 20243013151. The next prime is 20243013157. The reversal of 20243013154 is 45131034202.
It is an interprime number because it is at equal distance from previous prime (20243013151) and next prime (20243013157).
It is not an unprimeable number, because it can be changed into a prime (20243013151) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9507162 + ... + 9509290.
It is an arithmetic number, because the mean of its divisors is an integer number (591777900).
Almost surely, 220243013154 is an apocalyptic number.
20243013154 is a deficient number, since it is larger than the sum of its proper divisors (17630772446).
20243013154 is a wasteful number, since it uses less digits than its factorization.
20243013154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2827.
The product of its (nonzero) digits is 2880, while the sum is 25.
Adding to 20243013154 its reverse (45131034202), we get a palindrome (65374047356).
The spelling of 20243013154 in words is "twenty billion, two hundred forty-three million, thirteen thousand, one hundred fifty-four".
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