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30703001 = 74439901
BaseRepresentation
bin111010100011…
…1110110011001
32010202212121012
41311013312121
530324444001
63014023305
7521654060
oct165076631
963685535
1030703001
111637068a
12a347b35
13648cc74
1441131d7
152a672bb
hex1d47d99

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".

Divisors: 1 7 443 3101 9901 69307 4386143 30703001