Base | Representation |
---|---|
bin | 1011011011111… |
… | …0010110110100 |
3 | 10100020220110110 |
4 | 2312332112310 |
5 | 44234344440 |
6 | 4432023020 |
7 | 1121462313 |
oct | 266762664 |
9 | 110226413 |
10 | 47965620 |
11 | 2509130a |
12 | 14091a70 |
13 | 9c25431 |
14 | 652827a |
15 | 4327080 |
hex | 2dbe5b4 |
47965620 has 24 divisors (see below), whose sum is σ = 134303904. Its totient is φ = 12790816.
The previous prime is 47965591. The next prime is 47965651. The reversal of 47965620 is 2656974.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399654 + ... + 399773.
It is an arithmetic number, because the mean of its divisors is an integer number (5595996).
Almost surely, 247965620 is an apocalyptic number.
It is an amenable number.
47965620 is an abundant number, since it is smaller than the sum of its proper divisors (86338284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47965620 is a wasteful number, since it uses less digits than its factorization.
47965620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 799439 (or 799437 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 47965620 is about 6925.7216230513. The cubic root of 47965620 is about 363.3373303341.
The spelling of 47965620 in words is "forty-seven million, nine hundred sixty-five thousand, six hundred twenty".
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