Base | Representation |
---|---|
bin | 10100101100000100101… |
… | …110011011100101011110 |
3 | 12000220200122200121201201 |
4 | 110230010232123211132 |
5 | 141243132121033304 |
6 | 3005043125230114 |
7 | 204500245656625 |
oct | 24540456334536 |
9 | 5026618617651 |
10 | 1421713455454 |
11 | 4a8a441aa7a6 |
12 | 1ab654b6233a |
13 | a40b428c676 |
14 | 4cb502ba6bc |
15 | 26eae53b3a4 |
hex | 14b04b9b95e |
1421713455454 has 32 divisors (see below), whose sum is σ = 2358105716736. Its totient is φ = 639432562560.
The previous prime is 1421713455443. The next prime is 1421713455457. The reversal of 1421713455454 is 4545543171241.
It is a super-2 number, since 2×14217134554542 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1421713455457) 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, 224199 + ... + 1701085.
It is an arithmetic number, because the mean of its divisors is an integer number (73690803648).
Almost surely, 21421713455454 is an apocalyptic number.
1421713455454 is a deficient number, since it is larger than the sum of its proper divisors (936392261282).
1421713455454 is a wasteful number, since it uses less digits than its factorization.
1421713455454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1478160.
The product of its digits is 1344000, while the sum is 46.
The spelling of 1421713455454 in words is "one trillion, four hundred twenty-one billion, seven hundred thirteen million, four hundred fifty-five thousand, four hundred fifty-four".
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