Search a number
-
+
10030211442 = 232557233969
BaseRepresentation
bin10010101011101100…
…01110000101110010
3221220000121112102200
421111312032011302
5131020213231232
64335142124030
7503362250646
oct112566160562
927800545380
1010030211442
11428787a349
121b3b120616
13c3b037774
146b2188c26
153da87977c
hex255d8e172

10030211442 has 12 divisors (see below), whose sum is σ = 21732124830. Its totient is φ = 3343403808.

The previous prime is 10030211437. The next prime is 10030211453. The reversal of 10030211442 is 24411203001.

10030211442 is a `hidden beast` number, since 10 + 0 + 3 + 0 + 211 + 442 = 666.

10030211442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9733992921 + 296218521 = 98661^2 + 17211^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 557233969 = 10030211442 / (1 + 0 + 0 + 3 + 0 + 2 + 1 + 1 + 4 + 4 + 2).

It is an unprimeable number.

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, 278616967 + ... + 278617002.

Almost surely, 210030211442 is an apocalyptic number.

10030211442 is an abundant number, since it is smaller than the sum of its proper divisors (11701913388).

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

10030211442 is a wasteful number, since it uses less digits than its factorization.

10030211442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557233977 (or 557233974 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10030211442 its reverse (24411203001), we get a palindrome (34441414443).

The spelling of 10030211442 in words is "ten billion, thirty million, two hundred eleven thousand, four hundred forty-two".

Divisors: 1 2 3 6 9 18 557233969 1114467938 1671701907 3343403814 5015105721 10030211442