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1368841802 = 217711374139
BaseRepresentation
bin101000110010110…
…1101111001001010
310112101201100221112
41101211231321022
510300410414202
6343455010322
745630651266
oct12145557112
93471640845
101368841802
11642748119
123225099a2
1318a78c583
14cdb210a6
158028cb52
hex5196de4a

1368841802 has 32 divisors (see below), whose sum is σ = 2221292160. Its totient is φ = 630300160.

The previous prime is 1368841781. The next prime is 1368841813. The reversal of 1368841802 is 2081488631.

It is a self number, because there is not a number n which added to its sum of digits gives 1368841802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328649 + ... + 332787.

It is an arithmetic number, because the mean of its divisors is an integer number (69415380).

Almost surely, 21368841802 is an apocalyptic number.

1368841802 is a deficient number, since it is larger than the sum of its proper divisors (852450358).

1368841802 is a wasteful number, since it uses less digits than its factorization.

1368841802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366.

The product of its (nonzero) digits is 73728, while the sum is 41.

The square root of 1368841802 is about 36997.8621274257. The cubic root of 1368841802 is about 1110.3274747333.

The spelling of 1368841802 in words is "one billion, three hundred sixty-eight million, eight hundred forty-one thousand, eight hundred two".

Divisors: 1 2 17 34 71 137 142 274 1207 2329 2414 4139 4658 8278 9727 19454 70363 140726 165359 293869 330718 567043 587738 1134086 4995773 9639731 9991546 19279462 40260053 80520106 684420901 1368841802