Search a number
-
+
10230030231 = 33410010077
BaseRepresentation
bin10011000011100000…
…11101111110010111
3222101221121101021120
421201300131332113
5131422341431411
64411041015023
7511336552011
oct114160357627
928357541246
1010230030231
11437a649143
121b96024473
13c7055a435
146d09211b1
153ed19a106
hex261c1df97

10230030231 has 4 divisors (see below), whose sum is σ = 13640040312. Its totient is φ = 6820020152.

The previous prime is 10230030221. The next prime is 10230030259. The reversal of 10230030231 is 13203003201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13203003201 = 34401001067.

It is a cyclic number.

It is not a de Polignac number, because 10230030231 - 217 = 10229899159 is a prime.

It is a super-2 number, since 2×102300302312 (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 10230030231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10230030221) 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 3 ways as a sum of consecutive naturals, for example, 1705005036 + ... + 1705005041.

It is an arithmetic number, because the mean of its divisors is an integer number (3410010078).

Almost surely, 210230030231 is an apocalyptic number.

10230030231 is a deficient number, since it is larger than the sum of its proper divisors (3410010081).

10230030231 is an equidigital number, since it uses as much as digits as its factorization.

10230030231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410010080.

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

Adding to 10230030231 its reverse (13203003201), we get a palindrome (23433033432).

The spelling of 10230030231 in words is "ten billion, two hundred thirty million, thirty thousand, two hundred thirty-one".

Divisors: 1 3 3410010077 10230030231