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245320200606 = 231317923973517
BaseRepresentation
bin1110010001111000111…
…0010011000110011110
3212110012210020102012210
43210132032103012132
513004403432404411
6304410515141250
723503156204515
oct3443616230636
9773183212183
10245320200606
1195048948748
123b6652a4826
131a197681920
14bc330a167c
1565ac061ca6
hex391e39319e

245320200606 has 64 divisors (see below), whose sum is σ = 533564236800. Its totient is φ = 74746363776.

The previous prime is 245320200599. The next prime is 245320200623. The reversal of 245320200606 is 606002023542.

245320200606 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×2453202006064 (a number of 47 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3300160 + ... + 3373676.

It is an arithmetic number, because the mean of its divisors is an integer number (8336941200).

Almost surely, 2245320200606 is an apocalyptic number.

245320200606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

245320200606 is an abundant number, since it is smaller than the sum of its proper divisors (288244036194).

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

245320200606 is a wasteful number, since it uses less digits than its factorization.

245320200606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73953.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 245320200606 in words is "two hundred forty-five billion, three hundred twenty million, two hundred thousand, six hundred six".

Divisors: 1 2 3 6 13 26 39 78 179 239 358 478 537 717 1074 1434 2327 3107 4654 6214 6981 9321 13962 18642 42781 73517 85562 128343 147034 220551 256686 441102 556153 955721 1112306 1668459 1911442 2867163 3336918 5734326 13159543 17570563 26319086 35141126 39478629 52711689 78957258 105423378 171074059 228417319 342148118 456834638 513222177 685251957 1026444354 1370503914 3145130777 6290261554 9435392331 18870784662 40886700101 81773400202 122660100303 245320200606