Search a number
-
+
16115627020 = 22517293161771
BaseRepresentation
bin11110000001001000…
…01111010000001100
31112121010101200020211
433000210033100030
5231001100031040
611223045452204
71110234366223
oct170044172014
945533350224
1016115627020
11691a940119
123159111064
13169aa0b89c
14acc46dcba
15644c358ea
hex3c090f40c

16115627020 has 48 divisors (see below), whose sum is σ = 35956091808. Its totient is φ = 6046315520.

The previous prime is 16115627009. The next prime is 16115627089. The reversal of 16115627020 is 2072651161.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18735 + ... + 180505.

It is an arithmetic number, because the mean of its divisors is an integer number (749085246).

Almost surely, 216115627020 is an apocalyptic number.

16115627020 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 16115627020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17978045904).

16115627020 is an abundant number, since it is smaller than the sum of its proper divisors (19840464788).

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

16115627020 is a wasteful number, since it uses less digits than its factorization.

16115627020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162090 (or 162088 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 16115627020 in words is "sixteen billion, one hundred fifteen million, six hundred twenty-seven thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 293 340 586 1172 1465 2930 4981 5860 9962 19924 24905 49810 99620 161771 323542 647084 808855 1617710 2750107 3235420 5500214 11000428 13750535 27501070 47398903 55002140 94797806 189595612 236994515 473989030 805781351 947978060 1611562702 3223125404 4028906755 8057813510 16115627020