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38740356219 = 399712952309
BaseRepresentation
bin100100000101000110…
…101110110001111011
310200222212211000002010
4210011012232301323
51113320012344334
625444100141003
72541010410645
oct440506566173
9120885730063
1038740356219
111547aa15024
127612097763
133865107306
141c37193895
15101b1190e9
hex9051aec7b

38740356219 has 8 divisors (see below), whose sum is σ = 51705621520. Its totient is φ = 25800997536.

The previous prime is 38740356191. The next prime is 38740356229. The reversal of 38740356219 is 91265304783.

38740356219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38740356219 - 27 = 38740356091 is a prime.

It is a super-2 number, since 2×387403562192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38740356229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6473164 + ... + 6479145.

It is an arithmetic number, because the mean of its divisors is an integer number (6463202690).

It is a 1-persistent number, because it is pandigital, but 2⋅38740356219 = 77480712438 is not.

Almost surely, 238740356219 is an apocalyptic number.

38740356219 is a deficient number, since it is larger than the sum of its proper divisors (12965265301).

38740356219 is a wasteful number, since it uses less digits than its factorization.

38740356219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12953309.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 38740356219 in words is "thirty-eight billion, seven hundred forty million, three hundred fifty-six thousand, two hundred nineteen".

Divisors: 1 3 997 2991 12952309 38856927 12913452073 38740356219