Search a number
-
+
1052256030 = 235748710289
BaseRepresentation
bin111110101110000…
…010011100011110
32201100000010220120
4332232002130132
54123334143110
6252225255410
735035012560
oct7656023436
92640003816
101052256030
1149aa75591
12254494566
1313a005407
149da71330
15625a4870
hex3eb8271e

1052256030 has 64 divisors (see below), whose sum is σ = 2892395520. Its totient is φ = 239998464.

The previous prime is 1052256019. The next prime is 1052256031. The reversal of 1052256030 is 306522501.

It is a super-2 number, since 2×10522560302 = 2214485505342721800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052256031) 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 31 ways as a sum of consecutive naturals, for example, 97126 + ... + 107414.

It is an arithmetic number, because the mean of its divisors is an integer number (45193680).

Almost surely, 21052256030 is an apocalyptic number.

1052256030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052256030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1446197760).

1052256030 is an abundant number, since it is smaller than the sum of its proper divisors (1840139490).

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

1052256030 is a wasteful number, since it uses less digits than its factorization.

1052256030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10793.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1052256030 is about 32438.4961118730. The cubic root of 1052256030 is about 1017.1237791542.

Adding to 1052256030 its reverse (306522501), we get a palindrome (1358778531).

The spelling of 1052256030 in words is "one billion, fifty-two million, two hundred fifty-six thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 487 974 1461 2435 2922 3409 4870 6818 7305 10227 10289 14610 17045 20454 20578 30867 34090 51135 51445 61734 72023 102270 102890 144046 154335 216069 308670 360115 432138 720230 1080345 2160690 5010743 10021486 15032229 25053715 30064458 35075201 50107430 70150402 75161145 105225603 150322290 175376005 210451206 350752010 526128015 1052256030