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316105046609 = 11291138769247
BaseRepresentation
bin1001001100110010101…
…01000011101001010001
31010012220220102011101212
410212121111003221101
520134340342442414
6401114444105505
731560243364112
oct4463125035121
91105826364355
10316105046609
11112072070180
125131ab35295
1323a685a46a1
141142a01a209
15835150483e
hex4999543a51

316105046609 has 16 divisors (see below), whose sum is σ = 359889937920. Its totient is φ = 275003554560.

The previous prime is 316105046581. The next prime is 316105046689. The reversal of 316105046609 is 906640501613.

It is a cyclic number.

It is not a de Polignac number, because 316105046609 - 232 = 311810079313 is a prime.

It is a super-3 number, since 3×3161050466093 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316105046689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4348577 + ... + 4420670.

It is an arithmetic number, because the mean of its divisors is an integer number (22493121120).

Almost surely, 2316105046609 is an apocalyptic number.

It is an amenable number.

316105046609 is a deficient number, since it is larger than the sum of its proper divisors (43784891311).

316105046609 is a wasteful number, since it uses less digits than its factorization.

316105046609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8769400.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 316105046609 in words is "three hundred sixteen billion, one hundred five million, forty-six thousand, six hundred nine".

Divisors: 1 11 29 113 319 1243 3277 36047 8769247 96461717 254308163 990924911 2797389793 10900174021 28736822419 316105046609