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94131147986 = 21511731801691
BaseRepresentation
bin101011110101010100…
…1110101010011010010
322222222011100202210022
41113222221311103102
53020240033213421
6111124313103442
76541441361531
oct1275251652322
9288864322708
1094131147986
1136a14640787
12162b03b7b82
138b51971b45
1447ad830318
1526addaa7ab
hex15eaa754d2

94131147986 has 16 divisors (see below), whose sum is σ = 142953450048. Its totient is φ = 46483602000.

The previous prime is 94131147983. The next prime is 94131147989. The reversal of 94131147986 is 68974113149.

It is an interprime number because it is at equal distance from previous prime (94131147983) and next prime (94131147989).

It is not an unprimeable number, because it can be changed into a prime (94131147983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 848600 + ... + 953091.

It is an arithmetic number, because the mean of its divisors is an integer number (8934590628).

Almost surely, 294131147986 is an apocalyptic number.

94131147986 is a deficient number, since it is larger than the sum of its proper divisors (48822302062).

94131147986 is a wasteful number, since it uses less digits than its factorization.

94131147986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802017.

The product of its digits is 1306368, while the sum is 53.

The spelling of 94131147986 in words is "ninety-four billion, one hundred thirty-one million, one hundred forty-seven thousand, nine hundred eighty-six".

Divisors: 1 2 151 173 302 346 26123 52246 1801691 3603382 272055341 311692543 544110682 623385086 47065573993 94131147986