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30452211104 = 257219421053
BaseRepresentation
bin11100010111000101…
…111101110110100000
32220121021012121101112
4130113011331312200
5444331231223404
621553424322452
72125430344400
oct342705756640
986537177345
1030452211104
1111a0752aa17
125a9a473428
132b43c87333
14168c520800
15bd36a256e
hex71717dda0

30452211104 has 36 divisors (see below), whose sum is σ = 69741004914. Its totient is φ = 13050946944.

The previous prime is 30452211067. The next prime is 30452211109. The reversal of 30452211104 is 40111225403.

It can be written as a sum of positive squares in only one way, i.e., 25516867600 + 4935343504 = 159740^2 + 70252^2 .

It is a super-2 number, since 2×304522111042 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30452211104.

It is not an unprimeable number, because it can be changed into a prime (30452211109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9708959 + ... + 9712094.

Almost surely, 230452211104 is an apocalyptic number.

It is an amenable number.

30452211104 is an abundant number, since it is smaller than the sum of its proper divisors (39288793810).

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

30452211104 is a wasteful number, since it uses less digits than its factorization.

30452211104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19421077 (or 19421062 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 30452211104 its reverse (40111225403), we get a palindrome (70563436507).

The spelling of 30452211104 in words is "thirty billion, four hundred fifty-two million, two hundred eleven thousand, one hundred four".

Divisors: 1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 392 784 1568 19421053 38842106 77684212 135947371 155368424 271894742 310736848 543789484 621473696 951631597 1087578968 1903263194 2175157936 3806526388 4350315872 7613052776 15226105552 30452211104