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8008000000032 = 253791606765719
BaseRepresentation
bin111010010001000000111…
…1111101101000000100000
31001100120001021210111210210
41310202001333231000200
52022200341000000112
625010454023454120
71454362463616414
oct164420177550040
931316037714723
108008000000032
1126081a026070a
12a94006bb7340
134611c71372a6
141d9836d46d44
15dd48e460b3c
hex74881fed020

8008000000032 has 96 divisors (see below), whose sum is σ = 21288737433600. Its totient is φ = 2635340168448.

The previous prime is 8008000000003. The next prime is 8008000000037. The reversal of 8008000000032 is 2300000008008.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 8007999999945 and 8008000000008.

It is not an unprimeable number, because it can be changed into a prime (8008000000037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121819269 + ... + 121884987.

It is an arithmetic number, because the mean of its divisors is an integer number (221757681600).

Almost surely, 28008000000032 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 8008000000032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10644368716800).

8008000000032 is an abundant number, since it is smaller than the sum of its proper divisors (13280737433568).

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

8008000000032 is a wasteful number, since it uses less digits than its factorization.

8008000000032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81878 (or 81870 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The spelling of 8008000000032 in words is "eight trillion, eight billion, thirty-two", and thus it is an aban number and an uban number.

Divisors: 1 2 3 4 6 8 12 16 24 32 48 79 96 158 237 316 474 632 948 1264 1896 2528 3792 7584 16067 32134 48201 64268 65719 96402 128536 131438 192804 197157 257072 262876 385608 394314 514144 525752 771216 788628 1051504 1269293 1542432 1577256 2103008 2538586 3154512 3807879 5077172 5191801 6309024 7615758 10154344 10383602 15231516 15575403 20308688 20767204 30463032 31150806 40617376 41534408 60926064 62301612 83068816 121852128 124603224 166137632 249206448 498412896 1055907173 2111814346 3167721519 4223628692 6335443038 8447257384 12670886076 16894514768 25341772152 33789029536 50683544304 83416666667 101367088608 166833333334 250250000001 333666666668 500500000002 667333333336 1001000000004 1334666666672 2002000000008 2669333333344 4004000000016 8008000000032