Base | Representation |
---|---|
bin | 1101001101101100111… |
… | …00010001101111111001 |
3 | 1121101221022010022120111 |
4 | 12212312130101233321 |
5 | 24414324300311441 |
6 | 544325110424321 |
7 | 44542226665432 |
oct | 6466634215771 |
9 | 1541838108514 |
10 | 454032432121 |
11 | 165610520384 |
12 | 73bb26620a1 |
13 | 33a79946778 |
14 | 17d9228a489 |
15 | bc252bd081 |
hex | 69b6711bf9 |
454032432121 has 4 divisors (see below), whose sum is σ = 473772972672. Its totient is φ = 434291891572.
The previous prime is 454032432107. The next prime is 454032432137. The reversal of 454032432121 is 121234230454.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 454032432121 - 233 = 445442497529 is a prime.
It is a super-2 number, since 2×4540324321212 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (454032432101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9870270241 + ... + 9870270286.
It is an arithmetic number, because the mean of its divisors is an integer number (118443243168).
Almost surely, 2454032432121 is an apocalyptic number.
It is an amenable number.
454032432121 is a deficient number, since it is larger than the sum of its proper divisors (19740540551).
454032432121 is a wasteful number, since it uses less digits than its factorization.
454032432121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19740540550.
The product of its (nonzero) digits is 23040, while the sum is 31.
Adding to 454032432121 its reverse (121234230454), we get a palindrome (575266662575).
The spelling of 454032432121 in words is "four hundred fifty-four billion, thirty-two million, four hundred thirty-two thousand, one hundred twenty-one".
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