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104048617 = 1931241733
BaseRepresentation
bin1100011001110…
…10011111101001
321020210012212111
412030322133221
5203114023432
614154042321
72402253511
oct614723751
9236705774
10104048617
11538072a2
122aa193a1
131873053a
14db66841
159204347
hex633a7e9

104048617 has 16 divisors (see below), whose sum is σ = 113681920. Its totient is φ = 94867200.

The previous prime is 104048603. The next prime is 104048627. The reversal of 104048617 is 716840401.

It is a cyclic number.

It is not a de Polignac number, because 104048617 - 27 = 104048489 is a prime.

It is a super-3 number, since 3×1040486173 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104048627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141583 + ... + 142315.

It is an arithmetic number, because the mean of its divisors is an integer number (7105120).

Almost surely, 2104048617 is an apocalyptic number.

It is an amenable number.

104048617 is a deficient number, since it is larger than the sum of its proper divisors (9633303).

104048617 is a wasteful number, since it uses less digits than its factorization.

104048617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 104048617 is about 10200.4223932149. The cubic root of 104048617 is about 470.3402048712.

The spelling of 104048617 in words is "one hundred four million, forty-eight thousand, six hundred seventeen".

Divisors: 1 19 31 241 589 733 4579 7471 13927 22723 141949 176653 431737 3356407 5476243 104048617