Base | Representation |
---|---|
bin | 10011001100100… |
… | …00110000100100 |
3 | 102012222220212010 |
4 | 21212100300210 |
5 | 312210300220 |
6 | 23551154220 |
7 | 3663455550 |
oct | 1146206044 |
9 | 365886763 |
10 | 161025060 |
11 | 82992569 |
12 | 45b15970 |
13 | 2748c201 |
14 | 17558860 |
15 | e20b1e0 |
hex | 9990c24 |
161025060 has 48 divisors (see below), whose sum is σ = 515281536. Its totient is φ = 36805632.
The previous prime is 161025043. The next prime is 161025061. The reversal of 161025060 is 60520161.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (161025061) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191277 + ... + 192116.
It is an arithmetic number, because the mean of its divisors is an integer number (10735032).
Almost surely, 2161025060 is an apocalyptic number.
161025060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
161025060 is an abundant number, since it is smaller than the sum of its proper divisors (354256476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161025060 is a wasteful number, since it uses less digits than its factorization.
161025060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 383412 (or 383410 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 161025060 is about 12689.5650043648. The cubic root of 161025060 is about 544.0404066368.
The spelling of 161025060 in words is "one hundred sixty-one million, twenty-five thousand, sixty".
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