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122008984 = 2328035441
BaseRepresentation
bin1110100010110…
…11010110011000
322111120200212021
413101123112120
5222213241414
620035024224
73011026216
oct721332630
9274520767
10122008984
1162964179
1234a3b074
131c37b486
14122bdcb6
15aaa0c24
hex745b598

122008984 has 16 divisors (see below), whose sum is σ = 228890520. Its totient is φ = 60971520.

The previous prime is 122008979. The next prime is 122008987. The reversal of 122008984 is 489800221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122008987) 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, 19704 + ... + 25144.

Almost surely, 2122008984 is an apocalyptic number.

It is an amenable number.

122008984 is a deficient number, since it is larger than the sum of its proper divisors (106881536).

122008984 is a wasteful number, since it uses less digits than its factorization.

122008984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8250 (or 8246 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 122008984 is about 11045.7676962717. The cubic root of 122008984 is about 495.9797403275.

The spelling of 122008984 in words is "one hundred twenty-two million, eight thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 2803 5441 5606 10882 11212 21764 22424 43528 15251123 30502246 61004492 122008984