Base | Representation |
---|---|
bin | 11111010101010001011… |
… | …101001001110011110000 |
3 | 21121211122101120200210022 |
4 | 133111101131021303300 |
5 | 240234120133242034 |
6 | 4325050302223012 |
7 | 311362642221023 |
oct | 37252135116360 |
9 | 7554571520708 |
10 | 2153145212144 |
11 | 760164381413 |
12 | 2a9363b84a68 |
13 | 12806b60b8b4 |
14 | 762d9c471ba |
15 | 3b01cc86b2e |
hex | 1f551749cf0 |
2153145212144 has 20 divisors (see below), whose sum is σ = 4212220976496. Its totient is φ = 1066120444032.
The previous prime is 2153145212107. The next prime is 2153145212149. The reversal of 2153145212144 is 4412125413512.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2153145212149) 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, 653258429 + ... + 653261724.
Almost surely, 22153145212144 is an apocalyptic number.
It is an amenable number.
2153145212144 is a deficient number, since it is larger than the sum of its proper divisors (2059075764352).
2153145212144 is a wasteful number, since it uses less digits than its factorization.
2153145212144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1306520264 (or 1306520258 counting only the distinct ones).
The product of its digits is 38400, while the sum is 35.
The spelling of 2153145212144 in words is "two trillion, one hundred fifty-three billion, one hundred forty-five million, two hundred twelve thousand, one hundred forty-four".
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