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194831372413 = 4110914355623
BaseRepresentation
bin1011010101110011011…
…0101101000001111101
3200121220010121012101001
42311130312231001331
511143003312404123
6225300532250301
720035050224626
oct2653466550175
9617803535331
10194831372413
117569a259857
1231914770991
13154ac56bb62
149603886a4d
15510480e0ad
hex2d5cdad07d

194831372413 has 8 divisors (see below), whose sum is σ = 199766339136. Its totient is φ = 189905119200.

The previous prime is 194831372401. The next prime is 194831372419. The reversal of 194831372413 is 314273138491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 194831372413 - 229 = 194294501501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194831372419) 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, 2133081 + ... + 2222542.

It is an arithmetic number, because the mean of its divisors is an integer number (24970792392).

Almost surely, 2194831372413 is an apocalyptic number.

It is an amenable number.

194831372413 is a deficient number, since it is larger than the sum of its proper divisors (4934966723).

194831372413 is a wasteful number, since it uses less digits than its factorization.

194831372413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4356755.

The product of its digits is 435456, while the sum is 46.

The spelling of 194831372413 in words is "one hundred ninety-four billion, eight hundred thirty-one million, three hundred seventy-two thousand, four hundred thirteen".

Divisors: 1 41 1091 44731 4355623 178580543 4751984693 194831372413