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40708016144 = 243916164969
BaseRepresentation
bin100101111010011000…
…110000100000010000
310220002000022111001122
4211322120300200100
51131332223004034
630411230021412
72640532266545
oct457230604020
9126060274048
1040708016144
111629a683054
127a81047868
133ab996a523
141d82630bcc
1510d3c3e62e
hex97a630810

40708016144 has 20 divisors (see below), whose sum is σ = 78875009340. Its totient is φ = 20353175040.

The previous prime is 40708016113. The next prime is 40708016149. The reversal of 40708016144 is 44161080704.

It can be written as a sum of positive squares in 2 ways, for example, as 11970985744 + 28737030400 = 109412^2 + 169520^2 .

It is not an unprimeable number, because it can be changed into a prime (40708016149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594092 + ... + 659060.

It is an arithmetic number, because the mean of its divisors is an integer number (3943750467).

Almost surely, 240708016144 is an apocalyptic number.

It is an amenable number.

40708016144 is a deficient number, since it is larger than the sum of its proper divisors (38166993196).

40708016144 is a wasteful number, since it uses less digits than its factorization.

40708016144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104138 (or 104132 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

Adding to 40708016144 its reverse (44161080704), we get a palindrome (84869096848).

The spelling of 40708016144 in words is "forty billion, seven hundred eight million, sixteen thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 39161 64969 78322 129938 156644 259876 313288 519752 626576 1039504 2544251009 5088502018 10177004036 20354008072 40708016144