Base | Representation |
---|---|
bin | 1101100110100… |
… | …0101101000010 |
3 | 10222100112120221 |
4 | 3121220231002 |
5 | 104101130340 |
6 | 5354453254 |
7 | 1261635163 |
oct | 331505502 |
9 | 128315527 |
10 | 57051970 |
11 | 2a227a98 |
12 | 1713422a |
13 | ba87181 |
14 | 781176a |
15 | 501e44a |
hex | 3668b42 |
57051970 has 16 divisors (see below), whose sum is σ = 105082560. Its totient is φ = 22289904.
The previous prime is 57051947. The next prime is 57052027. The reversal of 57051970 is 7915075.
It is a happy 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, 65910 + ... + 66769.
It is an arithmetic number, because the mean of its divisors is an integer number (6567660).
Almost surely, 257051970 is an apocalyptic number.
57051970 is a deficient number, since it is larger than the sum of its proper divisors (48030590).
57051970 is a wasteful number, since it uses less digits than its factorization.
57051970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132729.
The product of its (nonzero) digits is 11025, while the sum is 34.
The square root of 57051970 is about 7553.2754484396. The cubic root of 57051970 is about 384.9670405247.
The spelling of 57051970 in words is "fifty-seven million, fifty-one thousand, nine hundred seventy".
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