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102430400000 = 295564019
BaseRepresentation
bin101111101100101010…
…0111101111000000000
3100210101112212110021112
41133121110331320000
53134234140300000
6115020022542452
710254215014535
oct1373124757000
9323345773245
10102430400000
113a493321645
1217a27897a28
1398751b0456
144d59b54d8c
1529e77b8235
hex17d953de00

102430400000 has 120 divisors (see below), whose sum is σ = 255813548760. Its totient is φ = 40971520000.

The previous prime is 102430399987. The next prime is 102430400027. The reversal of 102430400000 is 4034201.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1567991 + ... + 1632009.

It is an arithmetic number, because the mean of its divisors is an integer number (2131779573).

Almost surely, 2102430400000 is an apocalyptic number.

102430400000 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 102430400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127906774380).

102430400000 is an abundant number, since it is smaller than the sum of its proper divisors (153383148760).

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

102430400000 is an frugal number, since it uses more digits than its factorization.

102430400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64062 (or 64026 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 102430400000 its reverse (4034201), we get a palindrome (102434434201).

The spelling of 102430400000 in words is "one hundred two billion, four hundred thirty million, four hundred thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 625 640 800 1000 1250 1280 1600 2000 2500 2560 3125 3200 4000 5000 6250 6400 8000 10000 12500 12800 16000 20000 25000 32000 40000 50000 64000 64019 80000 100000 128038 160000 200000 256076 320000 320095 400000 512152 640190 800000 1024304 1280380 1600000 1600475 2048608 2560760 3200950 4097216 5121520 6401900 8002375 8194432 10243040 12803800 16004750 16388864 20486080 25607600 32009500 32777728 40011875 40972160 51215200 64019000 80023750 81944320 102430400 128038000 160047500 163888640 200059375 204860800 256076000 320095000 400118750 409721600 512152000 640190000 800237500 819443200 1024304000 1280380000 1600475000 2048608000 2560760000 3200950000 4097216000 5121520000 6401900000 10243040000 12803800000 20486080000 25607600000 51215200000 102430400000