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1005980161014 = 233101910920249
BaseRepresentation
bin11101010001110010001…
…01110001001111110110
310120011121111011002012000
432220321011301033312
5112440221410123024
62050050234040130
7132452061165543
oct16507105611766
93504544132160
101005980161014
113586a7636424
12142b70879046
1373b2c20955a
143699276dbca
151b27b780cc9
hexea391713f6

1005980161014 has 64 divisors (see below), whose sum is σ = 2258004600000. Its totient is φ = 331953811200.

The previous prime is 1005980160953. The next prime is 1005980161027. The reversal of 1005980161014 is 4101610895001.

It is a happy number.

1005980161014 is a `hidden beast` number, since 1 + 0 + 0 + 598 + 0 + 1 + 61 + 0 + 1 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1005980161014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49670362 + ... + 49690610.

It is an arithmetic number, because the mean of its divisors is an integer number (35281321875).

Almost surely, 21005980161014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1005980161014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129002300000).

1005980161014 is an abundant number, since it is smaller than the sum of its proper divisors (1252024438986).

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

1005980161014 is a wasteful number, since it uses less digits than its factorization.

1005980161014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29470 (or 29464 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The spelling of 1005980161014 in words is "one trillion, five billion, nine hundred eighty million, one hundred sixty-one thousand, fourteen".

Divisors: 1 2 3 6 9 18 27 54 101 202 303 606 909 1818 2727 5454 9109 18218 20249 27327 40498 54654 60747 81981 121494 163962 182241 245943 364482 491886 546723 920009 1093446 1840018 2045149 2760027 4090298 5520054 6135447 8280081 12270894 16560162 18406341 24840243 36812682 49680486 55219023 110438046 184448141 368896282 553344423 1106688846 1660033269 3320066538 4980099807 9960199614 18629262241 37258524482 55887786723 111775573446 167663360169 335326720338 502990080507 1005980161014