Base | Representation |
---|---|
bin | 110011100100011011… |
… | …011111111011011110 |
3 | 12021220222020010201000 |
4 | 303210123133323132 |
5 | 1401400214141340 |
6 | 41234302331130 |
7 | 4000112262633 |
oct | 634433377336 |
9 | 167828203630 |
10 | 55372021470 |
11 | 21535076317 |
12 | a893b89aa6 |
13 | 52b59c505c |
14 | 2973d9218a |
15 | 16912d4d30 |
hex | ce46dfede |
55372021470 has 64 divisors (see below), whose sum is σ = 148309367040. Its totient is φ = 14700808224.
The previous prime is 55372021459. The next prime is 55372021489. The reversal of 55372021470 is 7412027355.
55372021470 is a `hidden beast` number, since 5 + 5 + 372 + 0 + 214 + 70 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390432 + ... + 513011.
It is an arithmetic number, because the mean of its divisors is an integer number (2317333860).
Almost surely, 255372021470 is an apocalyptic number.
55372021470 is an abundant number, since it is smaller than the sum of its proper divisors (92937345570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55372021470 is a wasteful number, since it uses less digits than its factorization.
55372021470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 903686 (or 903680 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 36.
The spelling of 55372021470 in words is "fifty-five billion, three hundred seventy-two million, twenty-one thousand, four hundred seventy".
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