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122883108 = 22319717591
BaseRepresentation
bin1110101001100…
…00110000100100
322120020002221020
413110300300210
5222424224413
620105451140
73021326535
oct724606044
9276202836
10122883108
1163400997
12351a0ab0
131c5c62ca
141246a68c
15abc4c23
hex7530c24

122883108 has 48 divisors (see below), whose sum is σ = 306109440. Its totient is φ = 38253600.

The previous prime is 122883107. The next prime is 122883119. The reversal of 122883108 is 801388221.

It is not an unprimeable number, because it can be changed into a prime (122883107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12393 + ... + 19983.

It is an arithmetic number, because the mean of its divisors is an integer number (6377280).

Almost surely, 2122883108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122883108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153054720).

122883108 is an abundant number, since it is smaller than the sum of its proper divisors (183226332).

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

122883108 is a wasteful number, since it uses less digits than its factorization.

122883108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7688 (or 7686 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 122883108 is about 11085.2653554166. The cubic root of 122883108 is about 497.1613924445.

The spelling of 122883108 in words is "one hundred twenty-two million, eight hundred eighty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 19 38 57 71 76 114 142 213 228 284 426 852 1349 2698 4047 5396 7591 8094 15182 16188 22773 30364 45546 91092 144229 288458 432687 538961 576916 865374 1077922 1616883 1730748 2155844 3233766 6467532 10240259 20480518 30720777 40961036 61441554 122883108