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40914719999 = 213171919347
BaseRepresentation
bin100110000110101101…
…010001010011111111
310220121102021010102222
4212012231101103333
51132243132014444
630443532235555
72645622244646
oct460655212377
9126542233388
1040914719999
111639632478a
127b1a30bbbb
133b20730cba
141da1c7a35d
1510e6e6eeee
hex986b514ff

40914719999 has 4 divisors (see below), whose sum is σ = 40916660664. Its totient is φ = 40912779336.

The previous prime is 40914719957. The next prime is 40914720059. The reversal of 40914719999 is 99991741904.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40914719999 - 28 = 40914719743 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 (40914719929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938357 + ... + 980990.

It is an arithmetic number, because the mean of its divisors is an integer number (10229165166).

Almost surely, 240914719999 is an apocalyptic number.

40914719999 is a deficient number, since it is larger than the sum of its proper divisors (1940665).

40914719999 is a wasteful number, since it uses less digits than its factorization.

40914719999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940664.

The product of its (nonzero) digits is 6613488, while the sum is 62.

The spelling of 40914719999 in words is "forty billion, nine hundred fourteen million, seven hundred nineteen thousand, nine hundred ninety-nine".

Divisors: 1 21317 1919347 40914719999