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62130025 = 5261131311
BaseRepresentation
bin1110110100000…
…0011101101001
311022220112101001
43231000131221
5111401130100
610055355001
71353045046
oct355003551
9138815331
1062130025
1132086231
1218982a61
13cb44639
1483741cd
1556c3d6a
hex3b40769

62130025 has 24 divisors (see below), whose sum is σ = 79155648. Its totient is φ = 48360000.

The previous prime is 62130023. The next prime is 62130031. The reversal of 62130025 is 52003126.

It is a happy number.

62130025 is nontrivially palindromic in base 6.

62130025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 62130025 - 21 = 62130023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 62129984 and 62130011.

It is not an unprimeable number, because it can be changed into a prime (62130023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199620 + ... + 199930.

It is an arithmetic number, because the mean of its divisors is an integer number (3298152).

Almost surely, 262130025 is an apocalyptic number.

It is an amenable number.

62130025 is a deficient number, since it is larger than the sum of its proper divisors (17025623).

62130025 is a wasteful number, since it uses less digits than its factorization.

62130025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 62130025 is about 7882.2601454151. The cubic root of 62130025 is about 396.0656478078.

The spelling of 62130025 in words is "sixty-two million, one hundred thirty thousand, twenty-five".

Divisors: 1 5 25 61 131 305 311 655 1525 1555 3275 7775 7991 18971 39955 40741 94855 199775 203705 474275 1018525 2485201 12426005 62130025