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245411030 = 25191291637
BaseRepresentation
bin11101010000010…
…10110011010110
3122002210011122102
432220022303112
51000311123110
640204002102
76036650024
oct1650126326
9562704572
10245411030
11116589a37
126a230332
133bac6a37
1424843714
15168295a5
hexea0acd6

245411030 has 16 divisors (see below), whose sum is σ = 464989680. Its totient is φ = 92997792.

The previous prime is 245410999. The next prime is 245411039. The reversal of 245411030 is 30114542.

245411030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 245410993 and 245411011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245411039) 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, 645629 + ... + 646008.

It is an arithmetic number, because the mean of its divisors is an integer number (29061855).

Almost surely, 2245411030 is an apocalyptic number.

245411030 is a deficient number, since it is larger than the sum of its proper divisors (219578650).

245411030 is a wasteful number, since it uses less digits than its factorization.

245411030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291663.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 245411030 is about 15665.6002119293. The cubic root of 245411030 is about 626.0822039870.

Adding to 245411030 its reverse (30114542), we get a palindrome (275525572).

The spelling of 245411030 in words is "two hundred forty-five million, four hundred eleven thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 1291637 2583274 6458185 12916370 24541103 49082206 122705515 245411030