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13469127890 = 252347573887
BaseRepresentation
bin11001000101101001…
…01001010011010010
31021202200112120221112
430202310221103102
5210041044043030
610104310053322
7654530461301
oct144264512322
937680476845
1013469127890
115791a76159
12273a94a242
131368637b7a
1491aba6438
1553c71ca95
hex322d294d2

13469127890 has 16 divisors (see below), whose sum is σ = 24254802432. Its totient is φ = 5385346224.

The previous prime is 13469127827. The next prime is 13469127937. The reversal of 13469127890 is 9872196431.

It is a super-3 number, since 3×134691278903 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263474 + ... + 310413.

It is an arithmetic number, because the mean of its divisors is an integer number (1515925152).

Almost surely, 213469127890 is an apocalyptic number.

13469127890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13469127890 is a deficient number, since it is larger than the sum of its proper divisors (10785674542).

13469127890 is a wasteful number, since it uses less digits than its factorization.

13469127890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576241.

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 13469127890 in words is "thirteen billion, four hundred sixty-nine million, one hundred twenty-seven thousand, eight hundred ninety".

Divisors: 1 2 5 10 2347 4694 11735 23470 573887 1147774 2869435 5738870 1346912789 2693825578 6734563945 13469127890