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20350150460 = 22513159912967
BaseRepresentation
bin10010111100111101…
…101010011100111100
31221112020101202101022
4102330331222130330
5313134114303320
613203154203312
71320203265503
oct227475523474
957466352338
1020350150460
1186a3147272
123b3b283538
131bc40b4463
14db09d183a
157e1884325
hex4bcf6a73c

20350150460 has 48 divisors (see below), whose sum is σ = 43136755200. Its totient is φ = 8063814720.

The previous prime is 20350150409. The next prime is 20350150489. The reversal of 20350150460 is 6405105302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1562897 + ... + 1575863.

It is an arithmetic number, because the mean of its divisors is an integer number (898682400).

Almost surely, 220350150460 is an apocalyptic number.

20350150460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20350150460 is an abundant number, since it is smaller than the sum of its proper divisors (22786604740).

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

20350150460 is a wasteful number, since it uses less digits than its factorization.

20350150460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13706 (or 13704 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 20350150460 its reverse (6405105302), we get a palindrome (26755255762).

The spelling of 20350150460 in words is "twenty billion, three hundred fifty million, one hundred fifty thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 131 262 524 599 655 1198 1310 2396 2620 2995 5990 11980 12967 25934 51868 64835 78469 129670 156938 259340 313876 392345 784690 1569380 1698677 3397354 6794708 7767233 8493385 15534466 16986770 31068932 33973540 38836165 77672330 155344660 1017507523 2035015046 4070030092 5087537615 10175075230 20350150460