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89211316876 = 221128160711887
BaseRepresentation
bin101001100010101101…
…0001010101010001100
322112021021211110021021
41103011122022222030
52430201044120001
6104552204043524
76305511452563
oct1230532125214
9275237743237
1089211316876
113491a50a860
12153588335a4
138549602486
14446427abda
1524c1edcba1
hex14c568aa8c

89211316876 has 48 divisors (see below), whose sum is σ = 171214589952. Its totient is φ = 40336329600.

The previous prime is 89211316837. The next prime is 89211316877. The reversal of 89211316876 is 67861311298.

It is not an unprimeable number, because it can be changed into a prime (89211316877) 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, 7499005 + ... + 7510891.

It is an arithmetic number, because the mean of its divisors is an integer number (3566970624).

Almost surely, 289211316876 is an apocalyptic number.

It is an amenable number.

89211316876 is a deficient number, since it is larger than the sum of its proper divisors (82003273076).

89211316876 is a wasteful number, since it uses less digits than its factorization.

89211316876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12790 (or 12788 counting only the distinct ones).

The product of its digits is 870912, while the sum is 52.

The spelling of 89211316876 in words is "eighty-nine billion, two hundred eleven million, three hundred sixteen thousand, eight hundred seventy-six".

Divisors: 1 2 4 11 22 44 281 562 607 1124 1214 2428 3091 6182 6677 11887 12364 13354 23774 26708 47548 130757 170567 261514 341134 523028 682268 1876237 3340247 3752474 6680494 7215409 7504948 13360988 14430818 28861636 36742717 73485434 79369499 146970868 158738998 317477996 2027529929 4055059858 8110119716 22302829219 44605658438 89211316876