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230030133301031 = 791935757832007
BaseRepresentation
bin110100010011011000010000…
…011000100000111100100111
31010011110122222111110010001212
4310103120100120200330213
5220122303203111113111
62133122215005542035
766311062066602440
oct6423302030407447
91104418874403055
10230030133301031
1167327260414478
122197146a27491b
139b4799659636b
1440b3736dd82c7
151b8d92952398b
hexd13610620f27

230030133301031 has 8 divisors (see below), whose sum is σ = 263177643578880. Its totient is φ = 196954138689048.

The previous prime is 230030133301013. The next prime is 230030133301051. The reversal of 230030133301031 is 130103331030032.

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 230030133301031 - 214 = 230030133284647 is a prime.

It is a super-2 number, since 2×2300301333010312 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230030133300988 and 230030133301006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230030133301051) 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, 17878909571 + ... + 17878922436.

It is an arithmetic number, because the mean of its divisors is an integer number (32897205447360).

Almost surely, 2230030133301031 is an apocalyptic number.

230030133301031 is a deficient number, since it is larger than the sum of its proper divisors (33147510277849).

230030133301031 is an equidigital number, since it uses as much as digits as its factorization.

230030133301031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35757832933.

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 230030133301031 its reverse (130103331030032), we get a palindrome (360133464331063).

The spelling of 230030133301031 in words is "two hundred thirty trillion, thirty billion, one hundred thirty-three million, three hundred one thousand, thirty-one".

Divisors: 1 7 919 6433 35757832007 250304824049 32861447614433 230030133301031