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30110023332 = 2232836389537
BaseRepresentation
bin11100000010101100…
…100111111010100100
32212201102022200000100
4130002230213322210
5443131131221312
621455442144100
72114103655404
oct340254477244
985642280010
1030110023332
1111851361204
125a03952030
132abb107c6c
141658cc8804
15bb360d5dc
hex702b27ea4

30110023332 has 18 divisors (see below), whose sum is σ = 76111447958. Its totient is φ = 10036674432.

The previous prime is 30110023313. The next prime is 30110023337. The reversal of 30110023332 is 23332001103.

30110023332 is a `hidden beast` number, since 301 + 10 + 0 + 23 + 332 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29109819456 + 1000203876 = 170616^2 + 31626^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×301100233322 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (30110023337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 418194733 + ... + 418194804.

Almost surely, 230110023332 is an apocalyptic number.

It is an amenable number.

30110023332 is an abundant number, since it is smaller than the sum of its proper divisors (46001424626).

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

30110023332 is a wasteful number, since it uses less digits than its factorization.

30110023332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836389547 (or 836389542 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30110023332 its reverse (23332001103), we get a palindrome (53442024435).

The spelling of 30110023332 in words is "thirty billion, one hundred ten million, twenty-three thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 836389537 1672779074 2509168611 3345558148 5018337222 7527505833 10036674444 15055011666 30110023332