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39428941695 = 35111331976113
BaseRepresentation
bin100100101110001001…
…011110011101111111
310202202212111202202220
4210232021132131333
51121222302113240
630040255020423
72564041321533
oct445611363577
9122685452686
1039428941695
11157a3678530
12778480a713
13394497b040
141ca07d9bc3
15105b7d45d0
hex92e25e77f

39428941695 has 128 divisors (see below), whose sum is σ = 77307568128. Its totient is φ = 16898457600.

The previous prime is 39428941663. The next prime is 39428941709. The reversal of 39428941695 is 59614982493.

It is not a de Polignac number, because 39428941695 - 25 = 39428941663 is a prime.

It is a congruent number.

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, 6446959 + ... + 6453071.

It is an arithmetic number, because the mean of its divisors is an integer number (603965376).

Almost surely, 239428941695 is an apocalyptic number.

39428941695 is a deficient number, since it is larger than the sum of its proper divisors (37878626433).

39428941695 is a wasteful number, since it uses less digits than its factorization.

39428941695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273.

The product of its digits is 16796160, while the sum is 60.

The spelling of 39428941695 in words is "thirty-nine billion, four hundred twenty-eight million, nine hundred forty-one thousand, six hundred ninety-five".

Divisors: 1 3 5 11 13 15 31 33 39 55 65 93 97 143 155 165 195 291 341 403 429 465 485 715 1023 1067 1209 1261 1455 1705 2015 2145 3007 3201 3783 4433 5115 5335 6045 6113 6305 9021 13299 13871 15035 16005 18339 18915 22165 30565 33077 39091 41613 45105 66495 67243 69355 79469 91695 99231 117273 165385 189503 195455 201729 208065 238407 336215 397345 430001 496155 568509 586365 592961 874159 947515 1008645 1192035 1290003 1778883 2084533 2150005 2463539 2622477 2842545 2964805 4370795 6253599 6450015 6522571 7390617 7708493 8894415 10422665 12317695 13112385 18381791 19567713 23125479 27098929 31267995 32612855 36953085 38542465 55145373 81296787 84793423 91908955 97838565 115627395 135494645 202199701 238963283 254380269 275726865 406483935 423967115 606599103 716889849 1010998505 1194816415 1271901345 2628596113 3032995515 3584449245 7885788339 13142980565 39428941695