Base | Representation |
---|---|
bin | 101011110111011001… |
… | …000101000110110111 |
3 | 11111120111101002001100 |
4 | 223313121011012313 |
5 | 1232430124013311 |
6 | 33345413101143 |
7 | 3255121156110 |
oct | 536731050667 |
9 | 144514332040 |
10 | 47100219831 |
11 | 18a7a934315 |
12 | 91659277b3 |
13 | 4598078082 |
14 | 23cb575207 |
15 | 1359eeaa56 |
hex | af76451b7 |
47100219831 has 12 divisors (see below), whose sum is σ = 77752743952. Its totient is φ = 26914411296.
The previous prime is 47100219823. The next prime is 47100219833. The reversal of 47100219831 is 13891200174.
It is a happy number.
It is not a de Polignac number, because 47100219831 - 23 = 47100219823 is a prime.
It is a super-2 number, since 2×471002198312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47100219833) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373811206 + ... + 373811331.
Almost surely, 247100219831 is an apocalyptic number.
47100219831 is a deficient number, since it is larger than the sum of its proper divisors (30652524121).
47100219831 is a wasteful number, since it uses less digits than its factorization.
47100219831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 747622550 (or 747622547 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 36.
The spelling of 47100219831 in words is "forty-seven billion, one hundred million, two hundred nineteen thousand, eight hundred thirty-one".
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