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122101983 = 3243535953
BaseRepresentation
bin1110100011100…
…10000011011111
322111202102102200
413101302003133
5222224230413
620041022543
73011564313
oct721620337
9274672380
10122101983
1162a18033
1234a84a53
131c3b18c3
1412305b43
15aabd573
hex74720df

122101983 has 24 divisors (see below), whose sum is σ = 183907152. Its totient is φ = 77995008.

The previous prime is 122101949. The next prime is 122102011. The reversal of 122101983 is 389101221.

It is not a de Polignac number, because 122101983 - 210 = 122100959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122101933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17535 + ... + 23487.

It is an arithmetic number, because the mean of its divisors is an integer number (7662798).

Almost surely, 2122101983 is an apocalyptic number.

122101983 is a deficient number, since it is larger than the sum of its proper divisors (61805169).

122101983 is a wasteful number, since it uses less digits than its factorization.

122101983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6055 (or 6052 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 122101983 is about 11049.9766063101. The cubic root of 122101983 is about 496.1057253271.

The spelling of 122101983 in words is "one hundred twenty-two million, one hundred one thousand, nine hundred eighty-three".

Divisors: 1 3 9 43 53 129 159 387 477 2279 5953 6837 17859 20511 53577 255979 315509 767937 946527 2303811 2839581 13566887 40700661 122101983