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16720006116 = 22311314086023
BaseRepresentation
bin11111001001001011…
…10000101111100100
31121011020122022111210
433210211300233210
5233220310143431
611403035431420
71131223464342
oct174445605744
947136568453
1016720006116
11710000a080
1232a75b5570
131765cab758
14b48836992
1567cd1ad46
hex3e4970be4

16720006116 has 48 divisors (see below), whose sum is σ = 43932930048. Its totient is φ = 4903226400.

The previous prime is 16720006111. The next prime is 16720006157. The reversal of 16720006116 is 61160002761.

It is not an unprimeable number, because it can be changed into a prime (16720006111) 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, 2038920 + ... + 2047103.

It is an arithmetic number, because the mean of its divisors is an integer number (915269376).

Almost surely, 216720006116 is an apocalyptic number.

It is an amenable number.

16720006116 is an abundant number, since it is smaller than the sum of its proper divisors (27212923932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16720006116 is a wasteful number, since it uses less digits than its factorization.

16720006116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086072 (or 4086070 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

Adding to 16720006116 its reverse (61160002761), we get a palindrome (77880008877).

The spelling of 16720006116 in words is "sixteen billion, seven hundred twenty million, six thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 11 12 22 31 33 44 62 66 93 124 132 186 341 372 682 1023 1364 2046 4092 4086023 8172046 12258069 16344092 24516138 44946253 49032276 89892506 126666713 134838759 179785012 253333426 269677518 380000139 506666852 539355036 760000278 1393333843 1520000556 2786667686 4180001529 5573335372 8360003058 16720006116