Base | Representation |
---|---|
bin | 11000111111111101… |
… | …01000110000001010 |
3 | 1021122100202112202112 |
4 | 30133332220300022 |
5 | 204441340243214 |
6 | 10055443302322 |
7 | 653411102030 |
oct | 143776506012 |
9 | 37570675675 |
10 | 13421415434 |
11 | 5768048079 |
12 | 272697a9a2 |
13 | 135b7a0a4b |
14 | 914706550 |
15 | 538445a3e |
hex | 31ffa8c0a |
13421415434 has 32 divisors (see below), whose sum is σ = 24226060800. Its totient is φ = 5447729520.
The previous prime is 13421415421. The next prime is 13421415437. The reversal of 13421415434 is 43451412431.
It is a self number, because there is not a number n which added to its sum of digits gives 13421415434.
It is not an unprimeable number, because it can be changed into a prime (13421415437) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1532849 + ... + 1541579.
It is an arithmetic number, because the mean of its divisors is an integer number (757064400).
Almost surely, 213421415434 is an apocalyptic number.
13421415434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13421415434 is a deficient number, since it is larger than the sum of its proper divisors (10804645366).
13421415434 is a wasteful number, since it uses less digits than its factorization.
13421415434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14538.
The product of its digits is 23040, while the sum is 32.
Adding to 13421415434 its reverse (43451412431), we get a palindrome (56872827865).
The spelling of 13421415434 in words is "thirteen billion, four hundred twenty-one million, four hundred fifteen thousand, four hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •