Base | Representation |
---|---|
bin | 1011001101111… |
… | …1010111010000 |
3 | 10021112111112120 |
4 | 2303133113100 |
5 | 44021132430 |
6 | 4400254240 |
7 | 1110636354 |
oct | 263372720 |
9 | 107474476 |
10 | 47052240 |
11 | 24618054 |
12 | 13911380 |
13 | 9995781 |
14 | 636b464 |
15 | 41e6610 |
hex | 2cdf5d0 |
47052240 has 40 divisors (see below), whose sum is σ = 145862688. Its totient is φ = 12547200.
The previous prime is 47052211. The next prime is 47052251. The reversal of 47052240 is 4225074.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 47052240.
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, 97786 + ... + 98265.
Almost surely, 247052240 is an apocalyptic number.
47052240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
47052240 is an abundant number, since it is smaller than the sum of its proper divisors (98810448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47052240 is a wasteful number, since it uses less digits than its factorization.
47052240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196067 (or 196061 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 24.
The square root of 47052240 is about 6859.4635358751. The cubic root of 47052240 is about 361.0162642335.
The spelling of 47052240 in words is "forty-seven million, fifty-two thousand, two hundred forty".
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