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38755641242 = 253715149567
BaseRepresentation
bin100100000110000001…
…000010011110011010
310201000221120120012002
4210012001002132122
51113332421004432
625445403521002
72541254341463
oct440601023632
9121027516162
1038755641242
111548860497a
127617229162
1338683295c6
141c39211d6a
15101c637e62
hex90604279a

38755641242 has 16 divisors (see below), whose sum is σ = 60064561152. Its totient is φ = 18744420240.

The previous prime is 38755641233. The next prime is 38755641247. The reversal of 38755641242 is 24214655783.

It is a super-2 number, since 2×387556412422 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38755641247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2567258 + ... + 2582309.

It is an arithmetic number, because the mean of its divisors is an integer number (3754035072).

Almost surely, 238755641242 is an apocalyptic number.

38755641242 is a deficient number, since it is larger than the sum of its proper divisors (21308919910).

38755641242 is a wasteful number, since it uses less digits than its factorization.

38755641242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5149693.

The product of its digits is 1612800, while the sum is 47.

The spelling of 38755641242 in words is "thirty-eight billion, seven hundred fifty-five million, six hundred forty-one thousand, two hundred forty-two".

Divisors: 1 2 53 71 106 142 3763 7526 5149567 10299134 272927051 365619257 545854102 731238514 19377820621 38755641242