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22438454053 = 139161427727
BaseRepresentation
bin10100111001011011…
…111010001100100101
32010220202220120100211
4110321123322030211
5331423221012203
614150313535421
71423021466251
oct247133721445
963822816324
1022438454053
119574a16704
124422714571
132167938562
14112c0b5261
158b4d8ac6d
hex5396fa325

22438454053 has 4 divisors (see below), whose sum is σ = 22599881920. Its totient is φ = 22277026188.

The previous prime is 22438454041. The next prime is 22438454119. The reversal of 22438454053 is 35045483422.

It is a happy number.

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 22438454053 - 229 = 21901583141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22438453997 and 22438454015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22438457053) 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, 80713725 + ... + 80714002.

It is an arithmetic number, because the mean of its divisors is an integer number (5649970480).

Almost surely, 222438454053 is an apocalyptic number.

It is an amenable number.

22438454053 is a deficient number, since it is larger than the sum of its proper divisors (161427867).

22438454053 is a wasteful number, since it uses less digits than its factorization.

22438454053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161427866.

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 22438454053 in words is "twenty-two billion, four hundred thirty-eight million, four hundred fifty-four thousand, fifty-three".

Divisors: 1 139 161427727 22438454053