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14478869360 = 245180985867
BaseRepresentation
bin11010111110000001…
…00000001101110000
31101101001112202211202
431133000200031300
5214123042304420
610352420230332
71021541234054
oct153700401560
941331482752
1014478869360
11615aa4293a
122980b3b3a8
1314998a6027
149b4d2bc64
1559b1c5575
hex35f020370

14478869360 has 20 divisors (see below), whose sum is σ = 33663371448. Its totient is φ = 5791547712.

The previous prime is 14478869359. The next prime is 14478869369. The reversal of 14478869360 is 6396887441.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 14478869296 and 14478869305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14478869369) 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, 90492854 + ... + 90493013.

Almost surely, 214478869360 is an apocalyptic number.

14478869360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14478869360 is an abundant number, since it is smaller than the sum of its proper divisors (19184502088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14478869360 is a wasteful number, since it uses less digits than its factorization.

14478869360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180985880 (or 180985874 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 14478869360 in words is "fourteen billion, four hundred seventy-eight million, eight hundred sixty-nine thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 180985867 361971734 723943468 904929335 1447886936 1809858670 2895773872 3619717340 7239434680 14478869360