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23151422324 = 2217340462093
BaseRepresentation
bin10101100011111011…
…101010101101110100
32012202110111002222002
4111203323222231310
5334403231003244
614345143154432
71446466562042
oct254373525564
965673432862
1023151422324
119900413288
1245a1445a18
13224c568584
141198a67392
15907770a4e
hex563eeab74

23151422324 has 12 divisors (see below), whose sum is σ = 42898223844. Its totient is φ = 10894786944.

The previous prime is 23151422311. The next prime is 23151422369. The reversal of 23151422324 is 42322415132.

It can be written as a sum of positive squares in 2 ways, for example, as 16522531600 + 6628890724 = 128540^2 + 81418^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170230979 + ... + 170231114.

It is an arithmetic number, because the mean of its divisors is an integer number (3574851987).

Almost surely, 223151422324 is an apocalyptic number.

It is an amenable number.

23151422324 is a deficient number, since it is larger than the sum of its proper divisors (19746801520).

23151422324 is a wasteful number, since it uses less digits than its factorization.

23151422324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340462114 (or 340462112 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

Adding to 23151422324 its reverse (42322415132), we get a palindrome (65473837456).

The spelling of 23151422324 in words is "twenty-three billion, one hundred fifty-one million, four hundred twenty-two thousand, three hundred twenty-four".

Divisors: 1 2 4 17 34 68 340462093 680924186 1361848372 5787855581 11575711162 23151422324