Base | Representation |
---|---|
bin | 11001000010101101… |
… | …01100101111100110 |
3 | 1021200222012101110021 |
4 | 30201112230233212 |
5 | 210013243003304 |
6 | 10102030145354 |
7 | 654111240220 |
oct | 144126545746 |
9 | 37628171407 |
10 | 13444500454 |
11 | 577a085200 |
12 | 273265225a |
13 | 13634c4418 |
14 | 9177d5410 |
15 | 53a4a5a54 |
hex | 3215acbe6 |
13444500454 has 48 divisors (see below), whose sum is σ = 26434969344. Its totient is φ = 5010358320.
The previous prime is 13444500437. The next prime is 13444500463. The reversal of 13444500454 is 45400544431.
It is a super-2 number, since 2×134445004542 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133572 + ... + 211495.
It is an arithmetic number, because the mean of its divisors is an integer number (550728528).
Almost surely, 213444500454 is an apocalyptic number.
13444500454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13444500454 is a deficient number, since it is larger than the sum of its proper divisors (12990468890).
13444500454 is a wasteful number, since it uses less digits than its factorization.
13444500454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 345121 (or 345110 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 34.
The spelling of 13444500454 in words is "thirteen billion, four hundred forty-four million, five hundred thousand, four hundred fifty-four".
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