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38514830032 = 2473111092981
BaseRepresentation
bin100011110111101010…
…011010101011010000
310200102011110002022101
4203313222122223100
51112334244030112
625405442250144
72532301440130
oct436752325320
9120364402271
1038514830032
1115374687948
12756a656954
13382a483473
141c15248ac0
15100641b757
hex8f7a9aad0

38514830032 has 40 divisors (see below), whose sum is σ = 88033905152. Its totient is φ = 15973891200.

The previous prime is 38514830027. The next prime is 38514830033. The reversal of 38514830032 is 23003841583.

It is a junction number, because it is equal to n+sod(n) for n = 38514829973 and 38514830000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38514830033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5543019 + ... + 5549962.

Almost surely, 238514830032 is an apocalyptic number.

It is an amenable number.

38514830032 is an abundant number, since it is smaller than the sum of its proper divisors (49519075120).

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

38514830032 is a wasteful number, since it uses less digits than its factorization.

38514830032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11093027 (or 11093021 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 38514830032 in words is "thirty-eight billion, five hundred fourteen million, eight hundred thirty thousand, thirty-two".

Divisors: 1 2 4 7 8 14 16 28 31 56 62 112 124 217 248 434 496 868 1736 3472 11092981 22185962 44371924 77650867 88743848 155301734 177487696 310603468 343882411 621206936 687764822 1242413872 1375529644 2407176877 2751059288 4814353754 5502118576 9628707508 19257415016 38514830032