Search a number
-
+
102443405344000 = 285371971347977
BaseRepresentation
bin10111010010101111110110…
…110010001111110100000000
3111102201111100001112200111221
4113102233312302033310000
5101411413043232002000
61001513503431044424
730402202040654620
oct2722576662176400
9442644301480457
10102443405344000
112a707005693786
12b5a6275210714
1345214aa745246
141b424043d0880
15bc9bc4add61a
hex5d2bf6c8fd00

102443405344000 has 1152 divisors, whose sum is σ = 312547533742080. Its totient is φ = 32678166528000.

The previous prime is 102443405343977. The next prime is 102443405344003. The reversal of 102443405344000 is 443504344201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102443405344003) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 104855071512 + ... + 104855072488.

It is an arithmetic number, because the mean of its divisors is an integer number (271308623040).

Almost surely, 2102443405344000 is an apocalyptic number.

102443405344000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102443405344000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156273766871040).

102443405344000 is an abundant number, since it is smaller than the sum of its proper divisors (210104128398080).

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

102443405344000 is an equidigital number, since it uses as much as digits as its factorization.

102443405344000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 102443405344000 its reverse (443504344201), we get a palindrome (102886909688201).

The spelling of 102443405344000 in words is "one hundred two trillion, four hundred forty-three billion, four hundred five million, three hundred forty-four thousand".