Base | Representation |
---|---|
bin | 11111010100111010010… |
… | …010100010011100000000 |
3 | 21121210122022020210022200 |
4 | 133110322102202130000 |
5 | 240232321134202342 |
6 | 4324543540033200 |
7 | 311350212533250 |
oct | 37247222423400 |
9 | 7553568223280 |
10 | 2152756553472 |
11 | 75aa84a523a8 |
12 | 2a9275992800 |
13 | 128008c3b555 |
14 | 762a0395960 |
15 | 3aee8ab394c |
hex | 1f53a4a2700 |
2152756553472 has 432 divisors, whose sum is σ = 7153522521600. Its totient is φ = 609903157248.
The previous prime is 2152756553471. The next prime is 2152756553491. The reversal of 2152756553472 is 2743556572512.
2152756553472 is a `hidden beast` number, since 2 + 1 + 5 + 2 + 7 + 565 + 5 + 3 + 4 + 72 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2152756553471) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1113685818 + ... + 1113687750.
Almost surely, 22152756553472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2152756553472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3576761260800).
2152756553472 is an abundant number, since it is smaller than the sum of its proper divisors (5000765968128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2152756553472 is a wasteful number, since it uses less digits than its factorization.
2152756553472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2508 (or 2491 counting only the distinct ones).
The product of its digits is 17640000, while the sum is 54.
The spelling of 2152756553472 in words is "two trillion, one hundred fifty-two billion, seven hundred fifty-six million, five hundred fifty-three thousand, four hundred seventy-two".
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