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20412304324 = 2271322922259
BaseRepresentation
bin10011000000101010…
…110000101111000100
31221200120100111110021
4103000222300233010
5313301022214244
613213254304524
71321556503216
oct230052605704
957616314407
1020412304324
1187252393a5
123b58058144
131c03c368a9
14db8d705b6
157e7060284
hex4c0ab0bc4

20412304324 has 24 divisors (see below), whose sum is σ = 36237499200. Its totient is φ = 10058835360.

The previous prime is 20412304313. The next prime is 20412304349. The reversal of 20412304324 is 42340321402.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 905907 + ... + 928165.

It is an arithmetic number, because the mean of its divisors is an integer number (1509895800).

Almost surely, 220412304324 is an apocalyptic number.

It is an amenable number.

20412304324 is a deficient number, since it is larger than the sum of its proper divisors (15825194876).

20412304324 is a wasteful number, since it uses less digits than its factorization.

20412304324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25563 (or 25561 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20412304324 its reverse (42340321402), we get a palindrome (62752625726).

The spelling of 20412304324 in words is "twenty billion, four hundred twelve million, three hundred four thousand, three hundred twenty-four".

Divisors: 1 2 4 71 142 284 3229 6458 12916 22259 44518 89036 229259 458518 917036 1580389 3160778 6321556 71874311 143748622 287497244 5103076081 10206152162 20412304324