Search a number
-
+
93969672192 = 211321117137199
BaseRepresentation
bin101011110000100000…
…1110110100000000000
322222112220111221122100
41113201001312200000
53014422214002232
6111100304110400
76534441014604
oct1274101664000
9288486457570
1093969672192
1136941480610
1216266305400
138b27385736
1447961d9504
15269eb10c7c
hex15e1076800

93969672192 has 576 divisors, whose sum is σ = 317365776000. Its totient is φ = 26471301120.

The previous prime is 93969672133. The next prime is 93969672193. The reversal of 93969672192 is 29127696939.

93969672192 is a `hidden beast` number, since 9 + 396 + 96 + 72 + 1 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is not an unprimeable number, because it can be changed into a prime (93969672193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 472209309 + ... + 472209507.

It is an arithmetic number, because the mean of its divisors is an integer number (550982250).

Almost surely, 293969672192 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 93969672192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158682888000).

93969672192 is an abundant number, since it is smaller than the sum of its proper divisors (223396103808).

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

93969672192 is a wasteful number, since it uses less digits than its factorization.

93969672192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 369 counting only the distinct ones).

The product of its digits is 19840464, while the sum is 63.

The spelling of 93969672192 in words is "ninety-three billion, nine hundred sixty-nine million, six hundred seventy-two thousand, one hundred ninety-two".