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24121224400213 = 191269538126327
BaseRepresentation
bin1010111110000001010010…
…00000110000110101010101
310011101222002121020210102101
411133000221000300311111
511130200231421301323
6123145045411442101
75036462266312243
oct537005100606525
9104358077223371
1024121224400213
11775a832375826
122856a312b6331
13105c810b521a5
145d568b385793
152bc6ad551dad
hex15f029030d55

24121224400213 has 4 divisors (see below), whose sum is σ = 25390762526560. Its totient is φ = 22851686273868.

The previous prime is 24121224400181. The next prime is 24121224400307. The reversal of 24121224400213 is 31200442212142.

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 24121224400213 - 25 = 24121224400181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24121224400313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634769063145 + ... + 634769063182.

It is an arithmetic number, because the mean of its divisors is an integer number (6347690631640).

Almost surely, 224121224400213 is an apocalyptic number.

It is an amenable number.

24121224400213 is a deficient number, since it is larger than the sum of its proper divisors (1269538126347).

24121224400213 is a wasteful number, since it uses less digits than its factorization.

24121224400213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269538126346.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 24121224400213 its reverse (31200442212142), we get a palindrome (55321666612355).

The spelling of 24121224400213 in words is "twenty-four trillion, one hundred twenty-one billion, two hundred twenty-four million, four hundred thousand, two hundred thirteen".

Divisors: 1 19 1269538126327 24121224400213