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38934385396066 = 231657161493923
BaseRepresentation
bin10001101101001000111100…
…01101100000100101100010
312002212002110021001100102101
420312210132031200211202
520100400110130133231
6214450113145041014
711125626236260216
oct1066443615404542
9162762407040371
1038934385396066
1111450a865a2086
1244498b2a8616a
13189565c5a32c4
14988611a52946
15477b8cd96661
hex23691e360962

38934385396066 has 8 divisors (see below), whose sum is σ = 58401763525584. Its totient is φ = 19467130887540.

The previous prime is 38934385396061. The next prime is 38934385396099. The reversal of 38934385396066 is 66069358343983.

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

It is a self number, because there is not a number n which added to its sum of digits gives 38934385396066.

It is not an unprimeable number, because it can be changed into a prime (38934385396061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30113820 + ... + 31380103.

It is an arithmetic number, because the mean of its divisors is an integer number (7300220440698).

Almost surely, 238934385396066 is an apocalyptic number.

38934385396066 is a deficient number, since it is larger than the sum of its proper divisors (19467378129518).

38934385396066 is a wasteful number, since it uses less digits than its factorization.

38934385396066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61810496.

The product of its (nonzero) digits is 1813985280, while the sum is 73.

The spelling of 38934385396066 in words is "thirty-eight trillion, nine hundred thirty-four billion, three hundred eighty-five million, three hundred ninety-six thousand, sixty-six".

Divisors: 1 2 316571 633142 61493923 122987846 19467192698033 38934385396066