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1093889656 = 23472909281
BaseRepresentation
bin100000100110011…
…0110111001111000
32211020100100111201
41001030312321320
54220013432111
6300313503544
736051623446
oct10114667170
92736310451
101093889656
11511521542
12266411bb4
131458216b2
14a53cbb96
156607a6c1
hex41336e78

1093889656 has 16 divisors (see below), whose sum is σ = 2094683040. Its totient is φ = 535307520.

The previous prime is 1093889651. The next prime is 1093889659. The reversal of 1093889656 is 6569883901.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1093889597 and 1093889606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093889651) 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, 1454265 + ... + 1455016.

It is an arithmetic number, because the mean of its divisors is an integer number (130917690).

Almost surely, 21093889656 is an apocalyptic number.

It is an amenable number.

1093889656 is a deficient number, since it is larger than the sum of its proper divisors (1000793384).

1093889656 is a wasteful number, since it uses less digits than its factorization.

1093889656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2909334 (or 2909330 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 55.

The square root of 1093889656 is about 33074.0027211706. The cubic root of 1093889656 is about 1030.3651754454.

The spelling of 1093889656 in words is "one billion, ninety-three million, eight hundred eighty-nine thousand, six hundred fifty-six".

Divisors: 1 2 4 8 47 94 188 376 2909281 5818562 11637124 23274248 136736207 273472414 546944828 1093889656