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40753995 = 353187643
BaseRepresentation
bin1001101101110…
…1101101001011
32211200111222020
42123131231023
540413111440
64013255523
71003255212
oct233355513
984614866
1040753995
1121006097
12117945a3
13859bab9
1455ac079
1538a03d0
hex26ddb4b

40753995 has 16 divisors (see below), whose sum is σ = 67310592. Its totient is φ = 21034080.

The previous prime is 40753963. The next prime is 40753997. The reversal of 40753995 is 59935704.

It is not a de Polignac number, because 40753995 - 25 = 40753963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40753997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43357 + ... + 44286.

It is an arithmetic number, because the mean of its divisors is an integer number (4206912).

Almost surely, 240753995 is an apocalyptic number.

40753995 is a deficient number, since it is larger than the sum of its proper divisors (26556597).

40753995 is a wasteful number, since it uses less digits than its factorization.

40753995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87682.

The product of its (nonzero) digits is 170100, while the sum is 42.

The square root of 40753995 is about 6383.8855722828. The cubic root of 40753995 is about 344.1306826137.

The spelling of 40753995 in words is "forty million, seven hundred fifty-three thousand, nine hundred ninety-five".

Divisors: 1 3 5 15 31 93 155 465 87643 262929 438215 1314645 2716933 8150799 13584665 40753995