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23213465372 = 22379713911633
BaseRepresentation
bin10101100111101000…
…010101111100011100
32012220210020020000202
4111213220111330130
5340020121342442
614355241043032
71451152125416
oct254750257434
965823206022
1023213465372
11993243a129
1245ba186478
13225c37c436
1411a2db79b6
1590ce28c32
hex567a15f1c

23213465372 has 48 divisors (see below), whose sum is σ = 42458515680. Its totient is φ = 11095252992.

The previous prime is 23213465347. The next prime is 23213465381. The reversal of 23213465372 is 27356431232.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1989668 + ... + 2001300.

It is an arithmetic number, because the mean of its divisors is an integer number (884552410).

Almost surely, 223213465372 is an apocalyptic number.

It is an amenable number.

23213465372 is a deficient number, since it is larger than the sum of its proper divisors (19245050308).

23213465372 is a wasteful number, since it uses less digits than its factorization.

23213465372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11910 (or 11908 counting only the distinct ones).

The product of its digits is 181440, while the sum is 38.

The spelling of 23213465372 in words is "twenty-three billion, two hundred thirteen million, four hundred sixty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 37 74 97 139 148 194 278 388 556 3589 5143 7178 10286 11633 13483 14356 20572 23266 26966 46532 53932 430421 498871 860842 997742 1128401 1616987 1721684 1995484 2256802 3233974 4513604 6467948 41750837 59828519 83501674 119657038 156847739 167003348 239314076 313695478 627390956 5803366343 11606732686 23213465372