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38934281876850 = 23252193448293401
BaseRepresentation
bin10001101101001000110000…
…00010100111010101110010
312002212002012001021000202100
420312210120002213111302
520100344402130024400
6214450055010201230
711125623541340013
oct1066443002472562
9162762161230670
1038934281876850
1111450a33117608
124449884283216
131895643cc9a29
14988601dc700a
15477b83c49100
hex2369180a7572

38934281876850 has 72 divisors (see below), whose sum is σ = 105145424265492. Its totient is φ = 10328679936000.

The previous prime is 38934281876849. The next prime is 38934281876851. The reversal of 38934281876850 is 5867818243983.

38934281876850 is a `hidden beast` number, since 3 + 8 + 93 + 428 + 1 + 8 + 7 + 68 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (38934281876849) and next prime (38934281876851).

It can be written as a sum of positive squares in 6 ways, for example, as 21337775434089 + 17596506442761 = 4619283^2 + 4194819^2 .

It is not an unprimeable number, because it can be changed into a prime (38934281876851) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 224059851 + ... + 224233550.

It is a 1-persistent number, because it is pandigital, but 2⋅38934281876850 = 77868563753700 is not.

Almost surely, 238934281876850 is an apocalyptic number.

38934281876850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38934281876850 is an abundant number, since it is smaller than the sum of its proper divisors (66211142388642).

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

38934281876850 is a wasteful number, since it uses less digits than its factorization.

38934281876850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448293612 (or 448293604 counting only the distinct ones).

The product of its (nonzero) digits is 557383680, while the sum is 72.

The spelling of 38934281876850 in words is "thirty-eight trillion, nine hundred thirty-four billion, two hundred eighty-one million, eight hundred seventy-six thousand, eight hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 75 90 150 193 225 386 450 579 965 1158 1737 1930 2895 3474 4825 5790 8685 9650 14475 17370 28950 43425 86850 448293401 896586802 1344880203 2241467005 2689760406 4034640609 4482934010 6724401015 8069281218 11207335025 13448802030 20173203045 22414670050 33622005075 40346406090 67244010150 86520626393 100866015225 173041252786 201732030450 259561879179 432603131965 519123758358 778685637537 865206263930 1297809395895 1557371275074 2163015659825 2595618791790 3893428187685 4326031319650 6489046979475 7786856375370 12978093958950 19467140938425 38934281876850