Base | Representation |
---|---|
bin | 111010100011… |
… | …1110110011001 |
3 | 2010202212121012 |
4 | 1311013312121 |
5 | 30324444001 |
6 | 3014023305 |
7 | 521654060 |
oct | 165076631 |
9 | 63685535 |
10 | 30703001 |
11 | 1637068a |
12 | a347b35 |
13 | 648cc74 |
14 | 41131d7 |
15 | 2a672bb |
hex | 1d47d99 |
30703001 has 8 divisors (see below), whose sum is σ = 35171904. Its totient is φ = 26254800.
The previous prime is 30702983. The next prime is 30703009. The reversal of 30703001 is 10030703.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30703001 - 218 = 30440857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30703009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1850 + ... + 8051.
It is an arithmetic number, because the mean of its divisors is an integer number (4396488).
Almost surely, 230703001 is an apocalyptic number.
It is an amenable number.
30703001 is a deficient number, since it is larger than the sum of its proper divisors (4468903).
30703001 is an equidigital number, since it uses as much as digits as its factorization.
30703001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10351.
The product of its (nonzero) digits is 63, while the sum is 14.
The square root of 30703001 is about 5541.0288755790. The cubic root of 30703001 is about 313.1316325489.
Adding to 30703001 its reverse (10030703), we get a palindrome (40733704).
The spelling of 30703001 in words is "thirty million, seven hundred three thousand, one".
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