Base | Representation |
---|---|
bin | 101000010001… |
… | …001001100001 |
3 | 201212022010000 |
4 | 220101021201 |
5 | 10200243001 |
6 | 1014130213 |
7 | 155503341 |
oct | 50211141 |
9 | 21768100 |
10 | 10556001 |
11 | 5a5a975 |
12 | 3650969 |
13 | 2257971 |
14 | 158ad21 |
15 | dd7a86 |
hex | a11261 |
10556001 has 25 divisors (see below), whose sum is σ = 16644881. Its totient is φ = 6666948.
The previous prime is 10555973. The next prime is 10556003. The reversal of 10556001 is 10065501.
The square root of 10556001 is 3249.
It is a perfect power (a square, a biquadrate), and thus also a powerful number.
10556001 is a `hidden beast` number, since 10 + 55 + 600 + 1 = 666.
It is not a de Polignac number, because 10556001 - 25 = 10555969 is a prime.
It is a super-2 number, since 2×105560012 = 222858314224002, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10556003) by changing a digit.
It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 555570 + ... + 555588.
Almost surely, 210556001 is an apocalyptic number.
10556001 is the 3249-th square number.
10556001 is the 1625-th centered octagonal number.
It is an amenable number.
10556001 is a deficient number, since it is larger than the sum of its proper divisors (6088880).
10556001 is an frugal number, since it uses more digits than its factorization.
10556001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88 (or 22 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The cubic root of 10556001 is about 219.3645644828.
It can be divided in two parts, 1055 and 6001, that added together give a square (7056 = 842).
The spelling of 10556001 in words is "ten million, five hundred fifty-six thousand, one".
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