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4160420253 = 35111981919
BaseRepresentation
bin1111011111111010…
…1111100110011101
3101201221120020200000
43313332233212131
532010031422003
61524500124513
7205045663053
oct36776574635
911657506600
104160420253
1118454a3350
12981396739
13513c2b542
142b67921d3
151953b21a3
hexf7faf99d

4160420253 has 48 divisors (see below), whose sum is σ = 7156531200. Its totient is φ = 2388728880.

The previous prime is 4160420233. The next prime is 4160420281. The reversal of 4160420253 is 3520240614.

4160420253 is a `hidden beast` number, since 4 + 1 + 604 + 2 + 0 + 2 + 53 = 666.

It is not a de Polignac number, because 4160420253 - 28 = 4160419997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4160420203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9828 + ... + 91746.

It is an arithmetic number, because the mean of its divisors is an integer number (149094400).

Almost surely, 24160420253 is an apocalyptic number.

It is an amenable number.

4160420253 is a deficient number, since it is larger than the sum of its proper divisors (2996110947).

4160420253 is a wasteful number, since it uses less digits than its factorization.

4160420253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81964 (or 81952 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4160420253 is about 64501.3197771953. The cubic root of 4160420253 is about 1608.3444593704.

Adding to 4160420253 its reverse (3520240614), we get a palindrome (7680660867).

The spelling of 4160420253 in words is "four billion, one hundred sixty million, four hundred twenty thousand, two hundred fifty-three".

Divisors: 1 3 9 11 19 27 33 57 81 99 171 209 243 297 513 627 891 1539 1881 2673 4617 5643 16929 50787 81919 245757 737271 901109 1556461 2211813 2703327 4669383 6635439 8109981 14008149 17121071 19906317 24329943 42024447 51363213 72989829 126073341 154089639 218969487 378220023 462268917 1386806751 4160420253