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123014421052 = 22291372977243
BaseRepresentation
bin111001010010000111…
…0110001101000111100
3102202112002100001210121
41302210032301220330
54003413142433202
6132302333544324
711613261216655
oct1624416615074
9382462301717
10123014421052
1148196485296
121ba113450a4
13b7a587a873
145d4d82452c
1532ee947537
hex1ca43b1a3c

123014421052 has 24 divisors (see below), whose sum is σ = 222717625200. Its totient is φ = 59381177856.

The previous prime is 123014421031. The next prime is 123014421067. The reversal of 123014421052 is 250124410321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1553943 + ... + 1631185.

It is an arithmetic number, because the mean of its divisors is an integer number (9279901050).

Almost surely, 2123014421052 is an apocalyptic number.

It is an amenable number.

123014421052 is a deficient number, since it is larger than the sum of its proper divisors (99703204148).

123014421052 is a wasteful number, since it uses less digits than its factorization.

123014421052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91005 (or 91003 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 123014421052 its reverse (250124410321), we get a palindrome (373138831373).

The spelling of 123014421052 in words is "one hundred twenty-three billion, fourteen million, four hundred twenty-one thousand, fifty-two".

Divisors: 1 2 4 29 58 116 13729 27458 54916 77243 154486 308972 398141 796282 1592564 2240047 4480094 8960188 1060469147 2120938294 4241876588 30753605263 61507210526 123014421052