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89680017394 = 2115936874139
BaseRepresentation
bin101001110000101011…
…0000111011111110010
322120110221202220111201
41103201112013133302
52432131041024034
6105110510001414
76323232366442
oct1234126073762
9276427686451
1089680017394
1135040039460
12154697a626a
1385c2748c66
1444aa606122
1524ed222014
hex14e15877f2

89680017394 has 16 divisors (see below), whose sum is σ = 146996609760. Its totient is φ = 40694896960.

The previous prime is 89680017367. The next prime is 89680017409. The reversal of 89680017394 is 49371008698.

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, 3424024 + ... + 3450115.

It is an arithmetic number, because the mean of its divisors is an integer number (9187288110).

Almost surely, 289680017394 is an apocalyptic number.

89680017394 is a deficient number, since it is larger than the sum of its proper divisors (57316592366).

89680017394 is a wasteful number, since it uses less digits than its factorization.

89680017394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6874745.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 89680017394 in words is "eighty-nine billion, six hundred eighty million, seventeen thousand, three hundred ninety-four".

Divisors: 1 2 11 22 593 1186 6523 13046 6874139 13748278 75615529 151231058 4076364427 8152728854 44840008697 89680017394