Base | Representation |
---|---|
bin | 1110000001110010000100010… |
… | …1010111110111101000101011 |
3 | 11210110002221122111202022000001 |
4 | 3200130201011113313220223 |
5 | 2013341002013342144441 |
6 | 13415233343204523431 |
7 | 414631134354546643 |
oct | 34034410527675053 |
9 | 4713087574668001 |
10 | 987122087459371 |
11 | 2665891431730a6 |
12 | 92866a599b0577 |
13 | 334a52a0ba3396 |
14 | 135a8d6d13b523 |
15 | 791c49e006731 |
hex | 381c8455f7a2b |
987122087459371 has 4 divisors (see below), whose sum is σ = 1039075881536200. Its totient is φ = 935168293382544.
The previous prime is 987122087459369. The next prime is 987122087459383. The reversal of 987122087459371 is 173954780221789.
987122087459371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 987122087459371 - 21 = 987122087459369 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 987122087459294 and 987122087459303.
It is not an unprimeable number, because it can be changed into a prime (987122087459071) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25976897038386 + ... + 25976897038423.
It is an arithmetic number, because the mean of its divisors is an integer number (259768970384050).
Almost surely, 2987122087459371 is an apocalyptic number.
987122087459371 is a deficient number, since it is larger than the sum of its proper divisors (51953794076829).
987122087459371 is a wasteful number, since it uses less digits than its factorization.
987122087459371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51953794076828.
The product of its (nonzero) digits is 426746880, while the sum is 73.
The spelling of 987122087459371 in words is "nine hundred eighty-seven trillion, one hundred twenty-two billion, eighty-seven million, four hundred fifty-nine thousand, three hundred seventy-one".
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