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38106237012480 = 2932571321186137
BaseRepresentation
bin10001010101000010011001…
…01110001000101000000000
311222220220212011202120021100
420222201030232020220000
514443313033133344410
6213013432535054400
711012041035203010
oct1052411456105000
9158826764676240
1038106237012480
111116184540315a
1243352b1811400
131835530a54970
1495a4cd153c40
1546136d7cc8c0
hex22a84cb88a00

38106237012480 has 960 divisors, whose sum is σ = 163199530061568. Its totient is φ = 8001800110080.

The previous prime is 38106237012479. The next prime is 38106237012491. The reversal of 38106237012480 is 8421073260183.

38106237012480 is a `hidden beast` number, since 3 + 8 + 1 + 0 + 623 + 7 + 0 + 12 + 4 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 442347972 + ... + 442434108.

Almost surely, 238106237012480 is an apocalyptic number.

38106237012480 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 38106237012480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81599765030784).

38106237012480 is an abundant number, since it is smaller than the sum of its proper divisors (125093293049088).

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

38106237012480 is a wasteful number, since it uses less digits than its factorization.

38106237012480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86397 (or 86378 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 38106237012480 in words is "thirty-eight trillion, one hundred six billion, two hundred thirty-seven million, twelve thousand, four hundred eighty".