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38675847258245 = 5139233479498613
BaseRepresentation
bin10001100101100111011000…
…01000110010000010000101
312001221101010021221011002102
420302303230020302002011
520032131113344230440
6214131234451321445
711101144356332321
oct1062635410620205
9161841107834072
1038675847258245
111136137555558a
12440777abb0285
131877169655172
14979cc72d4981
154710aa6d3b15
hex232cec232085

38675847258245 has 32 divisors (see below), whose sum is σ = 47043632563200. Its totient is φ = 30522330146304.

The previous prime is 38675847258211. The next prime is 38675847258271. The reversal of 38675847258245 is 54285274857683.

It is a cyclic number.

It is not a de Polignac number, because 38675847258245 - 28 = 38675847257989 is a prime.

It is a super-3 number, since 3×386758472582453 (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77317559 + ... + 77816171.

It is an arithmetic number, because the mean of its divisors is an integer number (1470113517600).

Almost surely, 238675847258245 is an apocalyptic number.

It is an amenable number.

38675847258245 is a deficient number, since it is larger than the sum of its proper divisors (8367785304955).

38675847258245 is a wasteful number, since it uses less digits than its factorization.

38675847258245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499469.

The product of its digits is 3612672000, while the sum is 74.

The spelling of 38675847258245 in words is "thirty-eight trillion, six hundred seventy-five billion, eight hundred forty-seven million, two hundred fifty-eight thousand, two hundred forty-five".

Divisors: 1 5 139 233 479 695 1165 2395 32387 66581 111607 161935 332905 498613 558035 2493065 15513373 69307207 77566865 116176829 238835627 346536035 580884145 1194178135 16148579231 33198152153 55648701091 80742896155 165990760765 278243505455 7735169451649 38675847258245