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16057365390 = 23251167242083
BaseRepresentation
bin11101111010001011…
…11111001110001110
31112110001202200022200
432331011333032032
5230341141143030
611213205022330
71105626232233
oct167505771616
945401680280
1016057365390
11689aa67310
1231416b49a6
13168b91cc51
14ac482578a
1563ea77d60
hex3bd17f38e

16057365390 has 96 divisors (see below), whose sum is σ = 46224487296. Its totient is φ = 3834578880.

The previous prime is 16057365371. The next prime is 16057365391. The reversal of 16057365390 is 9356375061.

16057365390 is a `hidden beast` number, since 1 + 60 + 57 + 3 + 6 + 539 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16057365391) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54712 + ... + 187371.

It is an arithmetic number, because the mean of its divisors is an integer number (481505076).

Almost surely, 216057365390 is an apocalyptic number.

16057365390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16057365390 is an abundant number, since it is smaller than the sum of its proper divisors (30167121906).

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

16057365390 is a wasteful number, since it uses less digits than its factorization.

16057365390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242174 (or 242171 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 45.

The spelling of 16057365390 in words is "sixteen billion, fifty-seven million, three hundred sixty-five thousand, three hundred ninety".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 67 90 99 110 134 165 198 201 330 335 402 495 603 670 737 990 1005 1206 1474 2010 2211 3015 3685 4422 6030 6633 7370 11055 13266 22110 33165 66330 242083 484166 726249 1210415 1452498 2178747 2420830 2662913 3631245 4357494 5325826 7262490 7988739 10893735 13314565 15977478 16219561 21787470 23966217 26629130 32439122 39943695 47932434 48658683 79887390 81097805 97317366 119831085 145976049 162195610 178415171 239662170 243293415 291952098 356830342 486586830 535245513 729880245 892075855 1070491026 1459760490 1605736539 1784151710 2676227565 3211473078 5352455130 8028682695 16057365390