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101132432400 = 243521917472539
BaseRepresentation
bin101111000101111110…
…1100111010000010000
3100200001002111212110110
41132023331213100100
53124104400314100
6114243135001320
710210104330456
oct1361375472020
9320032455413
10101132432400
113998769234a
1217725069240
1396c930759c
144c756029d6
15296d87a250
hex178bf67410

101132432400 has 240 divisors, whose sum is σ = 341341049600. Its totient is φ = 25524564480.

The previous prime is 101132432351. The next prime is 101132432411. The reversal of 101132432400 is 4234231101.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 39830331 + ... + 39832869.

Almost surely, 2101132432400 is an apocalyptic number.

101132432400 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 101132432400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170670524800).

101132432400 is an abundant number, since it is smaller than the sum of its proper divisors (240208617200).

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

101132432400 is a wasteful number, since it uses less digits than its factorization.

101132432400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4315 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 101132432400 its reverse (4234231101), we get a palindrome (105366663501).

The spelling of 101132432400 in words is "one hundred one billion, one hundred thirty-two million, four hundred thirty-two thousand, four hundred".