Base | Representation |
---|---|
bin | 1011101101001110110… |
… | …0101110000000101011 |
3 | 201020010102011022002020 |
4 | 2323103230232000223 |
5 | 11243343233222422 |
6 | 232220544035523 |
7 | 20346642405153 |
oct | 2732354560053 |
9 | 636112138066 |
10 | 201120210987 |
11 | 78327130303 |
12 | 32b8a902ba3 |
13 | 15c72428307 |
14 | 9a3cba1763 |
15 | 537199d95c |
hex | 2ed3b2e02b |
201120210987 has 8 divisors (see below), whose sum is σ = 274396567104. Its totient is φ = 130961997768.
The previous prime is 201120210983. The next prime is 201120211003. The reversal of 201120210987 is 789012021102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 201120210987 - 22 = 201120210983 is a prime.
It is not an unprimeable number, because it can be changed into a prime (201120210983) 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, 779535573 + ... + 779535830.
It is an arithmetic number, because the mean of its divisors is an integer number (34299570888).
Almost surely, 2201120210987 is an apocalyptic number.
201120210987 is a deficient number, since it is larger than the sum of its proper divisors (73276356117).
201120210987 is a wasteful number, since it uses less digits than its factorization.
201120210987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1559071449.
The product of its (nonzero) digits is 4032, while the sum is 33.
The spelling of 201120210987 in words is "two hundred one billion, one hundred twenty million, two hundred ten thousand, nine hundred eighty-seven".
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