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38572572480 = 26351312972383
BaseRepresentation
bin100011111011000110…
…101011111101000000
310200120012002201001120
4203323012223331000
51112444034304410
625415304032240
72533602312351
oct437306537500
9120505081046
1038572572480
11153a4236682
127585a62680
13383941c9b0
141c1cb99d28
15100b525570
hex8fb1abf40

38572572480 has 224 divisors, whose sum is σ = 132045602304. Its totient is φ = 9483485184.

The previous prime is 38572572463. The next prime is 38572572497. The reversal of 38572572480 is 8427527583.

It is an interprime number because it is at equal distance from previous prime (38572572463) and next prime (38572572497).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 16185369 + ... + 16187751.

It is an arithmetic number, because the mean of its divisors is an integer number (589489296).

Almost surely, 238572572480 is an apocalyptic number.

38572572480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38572572480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66022801152).

38572572480 is an abundant number, since it is smaller than the sum of its proper divisors (93473029824).

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

38572572480 is a wasteful number, since it uses less digits than its factorization.

38572572480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713 (or 3703 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 51.

The spelling of 38572572480 in words is "thirty-eight billion, five hundred seventy-two million, five hundred seventy-two thousand, four hundred eighty".