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34838213169690 = 233571259140910391
BaseRepresentation
bin1111110101111011001110…
…10100100001001000011010
311120100111111222100100112000
413322331213110201020122
514031242130032412230
6202032242034301430
710223656253651340
oct772754724411032
9146314458310460
1034838213169690
1110111892116397
123aa7a67127876
1316592ca008058
1488626dbb3990
1540634dc56b60
hex1faf6752121a

34838213169690 has 256 divisors, whose sum is σ = 106343580672000. Its totient is φ = 7950283038720.

The previous prime is 34838213169673. The next prime is 34838213169701. The reversal of 34838213169690 is 9696131283843.

34838213169690 is a `hidden beast` number, since 3 + 4 + 8 + 382 + 1 + 3 + 169 + 6 + 90 = 666.

It is a super-2 number, since 2×348382131696902 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3352724395 + ... + 3352734785.

It is an arithmetic number, because the mean of its divisors is an integer number (415404612000).

Almost surely, 234838213169690 is an apocalyptic number.

34838213169690 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 34838213169690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53171790336000).

34838213169690 is an abundant number, since it is smaller than the sum of its proper divisors (71505367502310).

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

34838213169690 is a wasteful number, since it uses less digits than its factorization.

34838213169690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13082 (or 13076 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 63.

The spelling of 34838213169690 in words is "thirty-four trillion, eight hundred thirty-eight billion, two hundred thirteen million, one hundred sixty-nine thousand, six hundred ninety".