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230207054 = 27113148221
BaseRepresentation
bin11011011100010…
…10111001001110
3121001011201201012
431232022321032
5432413111204
634502045222
75463504410
oct1556127116
9531151635
10230207054
11108a44a70
1265119812
13389025bc
14228069b0
151532476e
hexdb8ae4e

230207054 has 32 divisors (see below), whose sum is σ = 444413952. Its totient is φ = 86796000.

The previous prime is 230207051. The next prime is 230207077. The reversal of 230207054 is 450702032.

It is a super-2 number, since 2×2302070542 = 105990575422717832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230207051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19337 + ... + 28884.

It is an arithmetic number, because the mean of its divisors is an integer number (13887936).

Almost surely, 2230207054 is an apocalyptic number.

230207054 is a deficient number, since it is larger than the sum of its proper divisors (214206898).

230207054 is a wasteful number, since it uses less digits than its factorization.

230207054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48272.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 230207054 is about 15172.5757206876. The cubic root of 230207054 is about 612.8763680994.

Adding to 230207054 its reverse (450702032), we get a palindrome (680909086).

The spelling of 230207054 in words is "two hundred thirty million, two hundred seven thousand, fifty-four".

Divisors: 1 2 7 11 14 22 31 62 77 154 217 341 434 682 2387 4774 48221 96442 337547 530431 675094 1060862 1494851 2989702 3713017 7426034 10463957 16443361 20927914 32886722 115103527 230207054