Base | Representation |
---|---|
bin | 111001100111000… |
… | …1011100010000001 |
3 | 11222201110111200111 |
4 | 1303032023202001 |
5 | 12424333101324 |
6 | 515452551321 |
7 | 65622024400 |
oct | 16316134201 |
9 | 4881414614 |
10 | 1933097089 |
11 | 902201500 |
12 | 45b482541 |
13 | 24a651441 |
14 | 144a41637 |
15 | b4a99794 |
hex | 7338b881 |
1933097089 has 27 divisors (see below), whose sum is σ = 2476053153. Its totient is φ = 1503671400.
The previous prime is 1933097083. The next prime is 1933097119. The reversal of 1933097089 is 9807903391.
The square root of 1933097089 is 43967.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 1933097089 - 27 = 1933096961 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is not an unprimeable number, because it can be changed into a prime (1933097083) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3385174 + ... + 3385744.
Almost surely, 21933097089 is an apocalyptic number.
1933097089 is the 43967-th square number.
1933097089 is the 21984-th centered octagonal number.
It is an amenable number.
1933097089 is a deficient number, since it is larger than the sum of its proper divisors (542956064).
1933097089 is an frugal number, since it uses more digits than its factorization.
1933097089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178 (or 589 counting only the distinct ones).
The product of its (nonzero) digits is 367416, while the sum is 49.
The cubic root of 1933097089 is about 1245.7126909835.
Multiplying 1933097089 by its sum of digits (49), we get a square (94721757361 = 3077692).
1933097089 divided by its sum of digits (49) gives a square (39450961 = 62812).
The spelling of 1933097089 in words is "one billion, nine hundred thirty-three million, ninety-seven thousand, eighty-nine".
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