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230100102505 = 5713577987509
BaseRepresentation
bin1101011001001100001…
…0001110110101101001
3210222221001221022200201
43112103002032311221
512232221111240010
6253412335432201
722424044412620
oct3262302166551
9728831838621
10230100102505
1189648566779
1238718085661
1318910362610
14b1cb9466b7
155ebac7323a
hex359308ed69

230100102505 has 32 divisors (see below), whose sum is σ = 339902841600. Its totient is φ = 145618912512.

The previous prime is 230100102443. The next prime is 230100102539. The reversal of 230100102505 is 505201001032.

230100102505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 230100102505 - 29 = 230100101993 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2585691 + ... + 2673199.

It is an arithmetic number, because the mean of its divisors is an integer number (10621963800).

Almost surely, 2230100102505 is an apocalyptic number.

It is an amenable number.

230100102505 is a deficient number, since it is larger than the sum of its proper divisors (109802739095).

230100102505 is a wasteful number, since it uses less digits than its factorization.

230100102505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93313.

The product of its (nonzero) digits is 300, while the sum is 19.

Adding to 230100102505 its reverse (505201001032), we get a palindrome (735301103537).

The spelling of 230100102505 in words is "two hundred thirty billion, one hundred million, one hundred two thousand, five hundred five".

Divisors: 1 5 7 13 35 65 91 455 5779 28895 40453 75127 87509 202265 375635 437545 525889 612563 1137617 2629445 3062815 5688085 7963319 39816595 505714511 2528572555 3540001577 6574288643 17700007885 32871443215 46020020501 230100102505