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1030052605 = 51910842659
BaseRepresentation
bin111101011001010…
…101101011111101
32122210020002112111
4331121111223331
54102143140410
6250113334021
734345205551
oct7531255375
92583202474
101030052605
1148948a84a
12248b67311
131355300aa
149ab31861
156066ab8a
hex3d655afd

1030052605 has 8 divisors (see below), whose sum is σ = 1301119200. Its totient is φ = 780671376.

The previous prime is 1030052599. The next prime is 1030052609. The reversal of 1030052605 is 5062500301.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1030052605 - 211 = 1030050557 is a prime.

It is a super-2 number, since 2×10300526052 = 2122016738134572050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030052609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5421235 + ... + 5421424.

It is an arithmetic number, because the mean of its divisors is an integer number (162639900).

Almost surely, 21030052605 is an apocalyptic number.

It is an amenable number.

1030052605 is a deficient number, since it is larger than the sum of its proper divisors (271066595).

1030052605 is a wasteful number, since it uses less digits than its factorization.

1030052605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10842683.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1030052605 is about 32094.4326168886. The cubic root of 1030052605 is about 1009.9188265972.

Adding to 1030052605 its reverse (5062500301), we get a palindrome (6092552906).

The spelling of 1030052605 in words is "one billion, thirty million, fifty-two thousand, six hundred five".

Divisors: 1 5 19 95 10842659 54213295 206010521 1030052605