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200120000232 = 23310777928349
BaseRepresentation
bin1011101001100000010…
…1001101111011101000
3201010112201002022212110
42322120011031323220
511234321210001412
6231533414042320
720313105635625
oct2723005157350
9633481068773
10200120000232
1177963583149
123294b9493a0
1315b43146229
149985ddb34c
155313c79d3c
hex2e9814dee8

200120000232 has 32 divisors (see below), whose sum is σ = 504975708000. Its totient is φ = 66083239104.

The previous prime is 200120000219. The next prime is 200120000237. The reversal of 200120000232 is 232000021002.

200120000232 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200120000237) 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 7 ways as a sum of consecutive naturals, for example, 38961607 + ... + 38966742.

It is an arithmetic number, because the mean of its divisors is an integer number (15780490875).

Almost surely, 2200120000232 is an apocalyptic number.

It is an amenable number.

200120000232 is an abundant number, since it is smaller than the sum of its proper divisors (304855707768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200120000232 is a wasteful number, since it uses less digits than its factorization.

200120000232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77928465 (or 77928461 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 200120000232 its reverse (232000021002), we get a palindrome (432120021234).

The spelling of 200120000232 in words is "two hundred billion, one hundred twenty million, two hundred thirty-two", and thus it is an aban number.

Divisors: 1 2 3 4 6 8 12 24 107 214 321 428 642 856 1284 2568 77928349 155856698 233785047 311713396 467570094 623426792 935140188 1870280376 8338333343 16676666686 25015000029 33353333372 50030000058 66706666744 100060000116 200120000232