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122238632 = 2361250489
BaseRepresentation
bin1110100100100…
…11011010101000
322112000100212202
413102103122220
5222243114012
620043555332
73013003565
oct722233250
9275010782
10122238632
116300076a
1234b2bb48
131c42bb69
141233d86c
15aae8cc2
hex74936a8

122238632 has 16 divisors (see below), whose sum is σ = 232955700. Its totient is φ = 60117120.

The previous prime is 122238607. The next prime is 122238659. The reversal of 122238632 is 236832221.

It can be written as a sum of positive squares in 2 ways, for example, as 113081956 + 9156676 = 10634^2 + 3026^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122238595 and 122238604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124757 + ... + 125732.

Almost surely, 2122238632 is an apocalyptic number.

It is an amenable number.

122238632 is a deficient number, since it is larger than the sum of its proper divisors (110717068).

122238632 is a wasteful number, since it uses less digits than its factorization.

122238632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250556 (or 250552 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 122238632 is about 11056.1581030664. The cubic root of 122238632 is about 496.2907266285.

The spelling of 122238632 in words is "one hundred twenty-two million, two hundred thirty-eight thousand, six hundred thirty-two".

Divisors: 1 2 4 8 61 122 244 488 250489 500978 1001956 2003912 15279829 30559658 61119316 122238632