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38322112031 = 7229238311317
BaseRepresentation
bin100011101100001011…
…010000011000011111
310122220201210222220122
4203230023100120133
51111440430041111
625334355505155
72524441402100
oct435413203037
9118821728818
1038322112031
1115285918a75
127515bb81bb
1337c9578848
141bd78003a7
15ee454ecdb
hex8ec2d061f

38322112031 has 24 divisors (see below), whose sum is σ = 46139411520. Its totient is φ = 31698741312.

The previous prime is 38322112013. The next prime is 38322112039. The reversal of 38322112031 is 13021122383.

It is not a de Polignac number, because 38322112031 - 26 = 38322111967 is a prime.

It is a super-2 number, since 2×383221120312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38322112039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3380585 + ... + 3391901.

It is an arithmetic number, because the mean of its divisors is an integer number (1922475480).

Almost surely, 238322112031 is an apocalyptic number.

38322112031 is a deficient number, since it is larger than the sum of its proper divisors (7817299489).

38322112031 is a wasteful number, since it uses less digits than its factorization.

38322112031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743 (or 13736 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 38322112031 in words is "thirty-eight billion, three hundred twenty-two million, one hundred twelve thousand, thirty-one".

Divisors: 1 7 29 49 203 1421 2383 11317 16681 69107 79219 116767 328193 483749 554533 2297351 3386243 16081457 26968411 188778877 782083919 1321452139 5474587433 38322112031