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20002412 = 225394351
BaseRepresentation
bin100110001001…
…1011001101100
31101122020011002
41030103121230
520110034122
61552415432
7332006033
oct114233154
941566132
1020002412
1110322121
126847578
1341b4561
14292971a
151b51992
hex131366c

20002412 has 12 divisors (see below), whose sum is σ = 35665056. Its totient is φ = 9812400.

The previous prime is 20002399. The next prime is 20002417. The reversal of 20002412 is 21420002.

It is a junction number, because it is equal to n+sod(n) for n = 20002393 and 20002402.

It is not an unprimeable number, because it can be changed into a prime (20002417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46964 + ... + 47387.

It is an arithmetic number, because the mean of its divisors is an integer number (2972088).

Almost surely, 220002412 is an apocalyptic number.

It is an amenable number.

20002412 is a deficient number, since it is larger than the sum of its proper divisors (15662644).

20002412 is a wasteful number, since it uses less digits than its factorization.

20002412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94408 (or 94406 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 20002412 is about 4472.4056166676. The cubic root of 20002412 is about 271.4526731797.

Adding to 20002412 its reverse (21420002), we get a palindrome (41422414).

The spelling of 20002412 in words is "twenty million, two thousand, four hundred twelve".

Divisors: 1 2 4 53 106 212 94351 188702 377404 5000603 10001206 20002412