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10157004666 = 233743253153
BaseRepresentation
bin10010111010110011…
…11001011101111010
3222012212012022001000
421131121321131322
5131300143122131
64355511505430
7506462054334
oct113531713572
928185168030
1010157004666
114342400a36
121b75688276
13c5b39c743
146c4d52454
153e6a72ce6
hex25d67977a

10157004666 has 32 divisors (see below), whose sum is σ = 22601589120. Its totient is φ = 3381098112.

The previous prime is 10157004647. The next prime is 10157004679. The reversal of 10157004666 is 66640075101.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10157004666.

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, 86455 + ... + 166698.

It is an arithmetic number, because the mean of its divisors is an integer number (706299660).

Almost surely, 210157004666 is an apocalyptic number.

10157004666 is an abundant number, since it is smaller than the sum of its proper divisors (12444584454).

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

10157004666 is a wasteful number, since it uses less digits than its factorization.

10157004666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253907 (or 253901 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

Adding to 10157004666 its reverse (66640075101), we get a palindrome (76797079767).

The spelling of 10157004666 in words is "ten billion, one hundred fifty-seven million, four thousand, six hundred sixty-six".

Divisors: 1 2 3 6 9 18 27 54 743 1486 2229 4458 6687 13374 20061 40122 253153 506306 759459 1518918 2278377 4556754 6835131 13670262 188092679 376185358 564278037 1128556074 1692834111 3385668222 5078502333 10157004666