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42211011205 = 5117391038529
BaseRepresentation
bin100111010011111110…
…001110101010000101
311000221202110112200101
4213103332032222011
51142422004324310
631220320244101
73023012450416
oct472376165205
9130852415611
1042211011205
11169a1019530
128220470631
133c9916ab0c
1420860b380d
151170b7b43a
hex9d3f8ea85

42211011205 has 16 divisors (see below), whose sum is σ = 55332878400. Its totient is φ = 30657346560.

The previous prime is 42211011191. The next prime is 42211011221. The reversal of 42211011205 is 50211011224.

It is not a de Polignac number, because 42211011205 - 213 = 42211003013 is a prime.

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, 478620 + ... + 559909.

It is an arithmetic number, because the mean of its divisors is an integer number (3458304900).

Almost surely, 242211011205 is an apocalyptic number.

It is an amenable number.

42211011205 is a deficient number, since it is larger than the sum of its proper divisors (13121867195).

42211011205 is a wasteful number, since it uses less digits than its factorization.

42211011205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039284.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 42211011205 its sum of digits (19), we get a palindrome (42211011224).

Adding to 42211011205 its reverse (50211011224), we get a palindrome (92422022429).

The spelling of 42211011205 in words is "forty-two billion, two hundred eleven million, eleven thousand, two hundred five".

Divisors: 1 5 11 55 739 3695 8129 40645 1038529 5192645 11423819 57119095 767472931 3837364655 8442202241 42211011205