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1212034030 = 25121203403
BaseRepresentation
bin100100000111110…
…0010101111101110
310010110122201010021
41020033202233232
54440240042110
6320134032354
742015055624
oct11017425756
93113581107
101212034030
11572186119
12299aa86ba
13164148acc
14b6d83514
15716162da
hex483e2bee

1212034030 has 8 divisors (see below), whose sum is σ = 2181661272. Its totient is φ = 484813608.

The previous prime is 1212034027. The next prime is 1212034097. The reversal of 1212034030 is 304302121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1212033995 and 1212034013.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 60601692 + ... + 60601711.

It is an arithmetic number, because the mean of its divisors is an integer number (272707659).

Almost surely, 21212034030 is an apocalyptic number.

1212034030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212034030 is a deficient number, since it is larger than the sum of its proper divisors (969627242).

1212034030 is a wasteful number, since it uses less digits than its factorization.

1212034030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121203410.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1212034030 is about 34814.2791107327. The cubic root of 1212034030 is about 1066.1990008258.

Adding to 1212034030 its reverse (304302121), we get a palindrome (1516336151).

The spelling of 1212034030 in words is "one billion, two hundred twelve million, thirty-four thousand, thirty".

Divisors: 1 2 5 10 121203403 242406806 606017015 1212034030