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10103122305 = 3558315327
BaseRepresentation
bin10010110100011000…
…10110100110000001
3222002002210210100000
421122030112212001
5131142344403210
64350304550213
7505236060033
oct113214264601
928062723300
1010103122305
114314a49361
121b5b622369
13c501851a3
146bbb27c53
153e1e7cac0
hex25a316981

10103122305 has 24 divisors (see below), whose sum is σ = 18160676352. Its totient is φ = 5388331248.

The previous prime is 10103122277. The next prime is 10103122313. The reversal of 10103122305 is 50322130101.

It is not a de Polignac number, because 10103122305 - 221 = 10101025153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4156449 + ... + 4158878.

It is an arithmetic number, because the mean of its divisors is an integer number (756694848).

Almost surely, 210103122305 is an apocalyptic number.

10103122305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10103122305 is a deficient number, since it is larger than the sum of its proper divisors (8057554047).

10103122305 is an frugal number, since it uses more digits than its factorization.

10103122305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8315347 (or 8315335 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 10103122305 its reverse (50322130101), we get a palindrome (60425252406).

The spelling of 10103122305 in words is "ten billion, one hundred three million, one hundred twenty-two thousand, three hundred five".

Divisors: 1 3 5 9 15 27 45 81 135 243 405 1215 8315327 24945981 41576635 74837943 124729905 224513829 374189715 673541487 1122569145 2020624461 3367707435 10103122305