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1052123525 = 5242084941
BaseRepresentation
bin111110101101100…
…010000110000101
32201022202102010222
4332231202012011
54123320423100
6252222354125
735033621345
oct7655420605
92638672128
101052123525
1149a994a82
1225442b945
13139c89ccb
149da38d25
156257a485
hex3eb62185

1052123525 has 6 divisors (see below), whose sum is σ = 1304633202. Its totient is φ = 841698800.

The previous prime is 1052123507. The next prime is 1052123531. The reversal of 1052123525 is 5253212501.

1052123525 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 3 ways, for example, as 149842081 + 902281444 = 12241^2 + 30038^2 .

It is not a de Polignac number, because 1052123525 - 214 = 1052107141 is a prime.

It is a super-2 number, since 2×10521235252 = 2213927823716851250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1052123494 and 1052123503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21042446 + ... + 21042495.

It is an arithmetic number, because the mean of its divisors is an integer number (217438867).

Almost surely, 21052123525 is an apocalyptic number.

It is an amenable number.

1052123525 is a deficient number, since it is larger than the sum of its proper divisors (252509677).

1052123525 is an equidigital number, since it uses as much as digits as its factorization.

1052123525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42084951 (or 42084946 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1052123525 is about 32436.4536440099. The cubic root of 1052123525 is about 1017.0810837011.

The spelling of 1052123525 in words is "one billion, fifty-two million, one hundred twenty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 42084941 210424705 1052123525