Base | Representation |
---|---|
bin | 10010101000000101… |
… | …111100100010101110 |
3 | 1220121211112021111012 |
4 | 102220011330202232 |
5 | 311430000001144 |
6 | 13104325225222 |
7 | 1305422124260 |
oct | 225005744256 |
9 | 56554467435 |
10 | 20000000174 |
11 | 853352a170 |
12 | 3a61b62212 |
13 | 1b696a7a3b |
14 | d7a2c5b30 |
15 | 7c0c6ae9e |
hex | 4a817c8ae |
20000000174 has 16 divisors (see below), whose sum is σ = 37402598016. Its totient is φ = 7792207800.
The previous prime is 20000000117. The next prime is 20000000179. The reversal of 20000000174 is 47100000002.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20000000179) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64934912 + ... + 64935219.
It is an arithmetic number, because the mean of its divisors is an integer number (2337662376).
Almost surely, 220000000174 is an apocalyptic number.
20000000174 is a deficient number, since it is larger than the sum of its proper divisors (17402597842).
20000000174 is a wasteful number, since it uses less digits than its factorization.
20000000174 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129870151.
The product of its (nonzero) digits is 56, while the sum is 14.
Adding to 20000000174 its reverse (47100000002), we get a palindrome (67100000176).
The spelling of 20000000174 in words is "twenty billion, one hundred seventy-four", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.139 sec. • engine limits •