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40203340441 = 1129123125497
BaseRepresentation
bin100101011100010011…
…100100101010011001
310211202211200022010221
4211130103210222121
51124314023343231
630245201040041
72622163520035
oct453423445231
9124684608127
1040203340441
11160608127a0
127960026021
133a39239154
141d355bd1c5
1510a47a0d11
hex95c4e4a99

40203340441 has 8 divisors (see below), whose sum is σ = 43860045024. Its totient is φ = 36546945120.

The previous prime is 40203340417. The next prime is 40203340447. The reversal of 40203340441 is 14404330204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40203340441 - 215 = 40203307673 is a prime.

It is a super-2 number, since 2×402033404412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40203340447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257605 + ... + 383101.

It is an arithmetic number, because the mean of its divisors is an integer number (5482505628).

Almost surely, 240203340441 is an apocalyptic number.

It is an amenable number.

40203340441 is a deficient number, since it is larger than the sum of its proper divisors (3656704583).

40203340441 is a wasteful number, since it uses less digits than its factorization.

40203340441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154631.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40203340441 its reverse (14404330204), we get a palindrome (54607670645).

The spelling of 40203340441 in words is "forty billion, two hundred three million, three hundred forty thousand, four hundred forty-one".

Divisors: 1 11 29123 125497 320353 1380467 3654849131 40203340441