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30231210296 = 2371721867969
BaseRepresentation
bin11100001001111010…
…111010100100111000
32220000212100121021102
4130021322322210320
5443403142212141
621515451430532
72120105022230
oct341172724470
986025317242
1030231210296
1111903803821
125a38455448
132b0a259221
14166b032cc0
15bbe09a99b
hex709eba938

30231210296 has 48 divisors (see below), whose sum is σ = 68816014800. Its totient is φ = 12194095104.

The previous prime is 30231210253. The next prime is 30231210299. The reversal of 30231210296 is 69201213203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30231210299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 917801 + ... + 950168.

It is an arithmetic number, because the mean of its divisors is an integer number (1433666975).

Almost surely, 230231210296 is an apocalyptic number.

It is an amenable number.

30231210296 is an abundant number, since it is smaller than the sum of its proper divisors (38584804504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30231210296 is a wasteful number, since it uses less digits than its factorization.

30231210296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868016 (or 1867995 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 30231210296 its reverse (69201213203), we get a palindrome (99432423499).

The spelling of 30231210296 in words is "thirty billion, two hundred thirty-one million, two hundred ten thousand, two hundred ninety-six".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 289 476 578 952 1156 2023 2312 4046 8092 16184 1867969 3735938 7471876 13075783 14943752 26151566 31755473 52303132 63510946 104606264 127021892 222288311 254043784 444576622 539843041 889153244 1079686082 1778306488 2159372164 3778901287 4318744328 7557802574 15115605148 30231210296