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30030202331 = 661306714813
BaseRepresentation
bin11011111101111100…
…001000010111011011
32212111212010100011222
4123331330020113123
5443000212433311
621443511242255
72112114336203
oct337574102733
985455110158
1030030202331
11118102a2538
1259a107938b
132aa770b1bc
14164c46b403
15bab5e2adb
hex6fdf085db

30030202331 has 8 divisors (see below), whose sum is σ = 30087471024. Its totient is φ = 29972970720.

The previous prime is 30030202291. The next prime is 30030202343. The reversal of 30030202331 is 13320203003.

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 30030202331 - 214 = 30030185947 is a prime.

It is a super-2 number, since 2×300302023312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30030222331) 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, 2019881 + ... + 2034693.

It is an arithmetic number, because the mean of its divisors is an integer number (3760933878).

Almost surely, 230030202331 is an apocalyptic number.

30030202331 is a deficient number, since it is larger than the sum of its proper divisors (57268693).

30030202331 is a wasteful number, since it uses less digits than its factorization.

30030202331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18541.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 30030202331 its reverse (13320203003), we get a palindrome (43350405334).

The spelling of 30030202331 in words is "thirty billion, thirty million, two hundred two thousand, three hundred thirty-one".

Divisors: 1 661 3067 14813 2027287 9791393 45431471 30030202331