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38284819395 = 3523110970491
BaseRepresentation
bin100011101001111100…
…111111101111000011
310122211010122100000220
4203221330333233003
51111401403210040
625330544314123
72523506411154
oct435174775703
9118733570026
1038284819395
1115266867509
127505612943
1337c191c3b4
141bd289392b
15ee11352d0
hex8e9f3fbc3

38284819395 has 16 divisors (see below), whose sum is σ = 63919003392. Its totient is φ = 19530806240.

The previous prime is 38284819381. The next prime is 38284819513. The reversal of 38284819395 is 59391848283.

It is not a de Polignac number, because 38284819395 - 219 = 38284295107 is a prime.

It is a super-2 number, since 2×382848193952 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55484901 + ... + 55485590.

It is an arithmetic number, because the mean of its divisors is an integer number (3994937712).

Almost surely, 238284819395 is an apocalyptic number.

38284819395 is a deficient number, since it is larger than the sum of its proper divisors (25634183997).

38284819395 is a wasteful number, since it uses less digits than its factorization.

38284819395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110970522.

The product of its digits is 14929920, while the sum is 60.

The spelling of 38284819395 in words is "thirty-eight billion, two hundred eighty-four million, eight hundred nineteen thousand, three hundred ninety-five".

Divisors: 1 3 5 15 23 69 115 345 110970491 332911473 554852455 1664557365 2552321293 7656963879 12761606465 38284819395