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122113134 = 232111347441
BaseRepresentation
bin1110100011101…
…00110001101110
322111202222201200
413101310301232
5222230110014
620041150330
73011641653
oct721646156
9274688650
10122113134
1162a25450
1234a8b3a6
131c3b69c0
1412309c2a
15aac1a09
hex7474c6e

122113134 has 48 divisors (see below), whose sum is σ = 310839984. Its totient is φ = 34156800.

The previous prime is 122113109. The next prime is 122113139. The reversal of 122113134 is 431311221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122113139) 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, 21147 + ... + 26294.

It is an arithmetic number, because the mean of its divisors is an integer number (6475833).

Almost surely, 2122113134 is an apocalyptic number.

122113134 is an abundant number, since it is smaller than the sum of its proper divisors (188726850).

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

122113134 is a wasteful number, since it uses less digits than its factorization.

122113134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47473 (or 47470 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 122113134 is about 11050.4811659945. The cubic root of 122113134 is about 496.1208272018.

Adding to 122113134 its reverse (431311221), we get a palindrome (553424355).

The spelling of 122113134 in words is "one hundred twenty-two million, one hundred thirteen thousand, one hundred thirty-four".

Divisors: 1 2 3 6 9 11 13 18 22 26 33 39 66 78 99 117 143 198 234 286 429 858 1287 2574 47441 94882 142323 284646 426969 521851 616733 853938 1043702 1233466 1565553 1850199 3131106 3700398 4696659 5550597 6784063 9393318 11101194 13568126 20352189 40704378 61056567 122113134