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40300411221 = 34771076563
BaseRepresentation
bin100101100010000101…
…110111100101010101
310212000121100000020000
4211202011313211111
51130013401124341
630302545401513
72624452562160
oct454205674525
9125017300200
1040300411221
1116100593484
127988639299
133a53395595
141d4444aad7
1510ad0778b6
hex962177955

40300411221 has 20 divisors (see below), whose sum is σ = 68802113952. Its totient is φ = 23028806088.

The previous prime is 40300411189. The next prime is 40300411231. The reversal of 40300411221 is 12211400304.

40300411221 is a `hidden beast` number, since 4 + 0 + 30 + 0 + 411 + 221 = 666.

40300411221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40300411221 - 25 = 40300411189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40300411194 and 40300411203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40300411231) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 35537715 + ... + 35538848.

Almost surely, 240300411221 is an apocalyptic number.

It is an amenable number.

40300411221 is a deficient number, since it is larger than the sum of its proper divisors (28501702731).

40300411221 is an equidigital number, since it uses as much as digits as its factorization.

40300411221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71076582 (or 71076573 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 40300411221 its reverse (12211400304), we get a palindrome (52511811525).

The spelling of 40300411221 in words is "forty billion, three hundred million, four hundred eleven thousand, two hundred twenty-one".

Divisors: 1 3 7 9 21 27 63 81 189 567 71076563 213229689 497535941 639689067 1492607823 1919067201 4477823469 5757201603 13433470407 40300411221