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10030230231 = 371725331183
BaseRepresentation
bin10010101011101100…
…10010101011010111
3221220000122111012120
421111312102223113
5131020214331411
64335142351023
7503362356510
oct112566225327
927800574176
1010030230231
11428789247a
121b3b12b473
13c3b043198
146b2191a07
153da880106
hex255d92ad7

10030230231 has 48 divisors (see below), whose sum is σ = 16542987264. Its totient is φ = 5292458496.

The previous prime is 10030230229. The next prime is 10030230251. The reversal of 10030230231 is 13203203001.

It is not a de Polignac number, because 10030230231 - 21 = 10030230229 is a prime.

It is a super-2 number, since 2×100302302312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10030230231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030230251) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 306066 + ... + 337248.

It is an arithmetic number, because the mean of its divisors is an integer number (344645568).

Almost surely, 210030230231 is an apocalyptic number.

10030230231 is a deficient number, since it is larger than the sum of its proper divisors (6512757033).

10030230231 is a wasteful number, since it uses less digits than its factorization.

10030230231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31280 (or 31263 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 10030230231 its reverse (13203203001), we get a palindrome (23233433232).

The spelling of 10030230231 in words is "ten billion, thirty million, two hundred thirty thousand, two hundred thirty-one".

Divisors: 1 3 7 17 21 51 53 119 159 289 357 371 867 901 1113 2023 2703 6069 6307 15317 18921 31183 45951 93549 107219 218281 321657 530111 654843 1590333 1652699 3710777 4958097 9011887 11132331 11568893 27035661 28095883 34706679 63083209 84287649 189249627 196671181 477630011 590013543 1432890033 3343410077 10030230231