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10200918200191 = 192361297380819
BaseRepresentation
bin1001010001110001011000…
…0110110000111101111111
31100010012100112021100012021
42110130112012300331333
52314112440024401231
633410123115221011
72101664156021635
oct224342606607577
940105315240167
1010200918200191
113283204428654
12118900aa47767
1358cc33774204
14273a27147355
1512a538cdb811
hex947161b0f7f

10200918200191 has 16 divisors (see below), whose sum is σ = 11204882092800. Its totient is φ = 9243677570688.

The previous prime is 10200918200147. The next prime is 10200918200197. The reversal of 10200918200191 is 19100281900201.

It is a cyclic number.

It is not a de Polignac number, because 10200918200191 - 27 = 10200918200063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200918200197) 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, 26596380 + ... + 26977198.

It is an arithmetic number, because the mean of its divisors is an integer number (700305130800).

Almost surely, 210200918200191 is an apocalyptic number.

10200918200191 is a deficient number, since it is larger than the sum of its proper divisors (1003963892609).

10200918200191 is a wasteful number, since it uses less digits than its factorization.

10200918200191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442158.

The product of its (nonzero) digits is 2592, while the sum is 34.

The spelling of 10200918200191 in words is "ten trillion, two hundred billion, nine hundred eighteen million, two hundred thousand, one hundred ninety-one".

Divisors: 1 19 23 437 61297 380819 1164643 1409831 7235561 8758837 26786789 166417903 23343062243 443518182617 536890431589 10200918200191