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38401362006517 = 611242150682757
BaseRepresentation
bin10001011101101000000111…
…00010101001000111110101
312000222010121221111122001001
420232310003202221013311
520013131442133202032
6213401201524003301
711042256356232106
oct1056640342510765
9160863557448031
1038401362006517
1111265a20805304
124382536530531
1318573048a9a53
1496a8c8a503ad
15468d92ec53e7
hex22ed038a91f5

38401362006517 has 8 divisors (see below), whose sum is σ = 39034035632312. Its totient is φ = 37768789771200.

The previous prime is 38401362006493. The next prime is 38401362006551. The reversal of 38401362006517 is 71560026310483.

It can be written as a sum of positive squares in 4 ways, for example, as 8888906961 + 38392473099556 = 94281^2 + 6196166^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 38401362006517 - 211 = 38401362004469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38401362006017) 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, 24583698 + ... + 26099059.

It is an arithmetic number, because the mean of its divisors is an integer number (4879254454039).

Almost surely, 238401362006517 is an apocalyptic number.

It is an amenable number.

38401362006517 is a deficient number, since it is larger than the sum of its proper divisors (632673625795).

38401362006517 is a wasteful number, since it uses less digits than its factorization.

38401362006517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50695239.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 38401362006517 in words is "thirty-eight trillion, four hundred one billion, three hundred sixty-two million, six thousand, five hundred seventeen".

Divisors: 1 61 12421 757681 50682757 3091648177 629530524697 38401362006517