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10230403206 = 2319711263949
BaseRepresentation
bin10011000011100011…
…11001000010000110
3222101222022022220110
421201301321002012
5131422440400311
64411053013450
7511342664262
oct114161710206
928358268813
1010230403206
11437a883391
121b96184286
13c7065b12a
146d09bb0a2
153ed2208a6
hex261c79086

10230403206 has 32 divisors (see below), whose sum is σ = 21841056000. Its totient is φ = 3185148960.

The previous prime is 10230403181. The next prime is 10230403207. The reversal of 10230403206 is 60230403201.

It is a happy number.

It is a super-2 number, since 2×102304032062 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10230403207) 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, 623881 + ... + 640068.

It is an arithmetic number, because the mean of its divisors is an integer number (682533000).

Almost surely, 210230403206 is an apocalyptic number.

10230403206 is an abundant number, since it is smaller than the sum of its proper divisors (11610652794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10230403206 is a wasteful number, since it uses less digits than its factorization.

10230403206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264044.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10230403206 its reverse (60230403201), we get a palindrome (70460806407).

The spelling of 10230403206 in words is "ten billion, two hundred thirty million, four hundred three thousand, two hundred six".

Divisors: 1 2 3 6 19 38 57 71 114 142 213 426 1349 2698 4047 8094 1263949 2527898 3791847 7583694 24015031 48030062 72045093 89740379 144090186 179480758 269221137 538442274 1705067201 3410134402 5115201603 10230403206