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122252308 = 22191608583
BaseRepresentation
bin1110100100101…
…10110000010100
322112001001122021
413102112300110
5222244033213
620044142524
73013061503
oct722266024
9275031567
10122252308
116300aa72
1234b37a44
131c435159
141234483a
15aaecd8d
hex7496c14

122252308 has 12 divisors (see below), whose sum is σ = 225201760. Its totient is φ = 57908952.

The previous prime is 122252293. The next prime is 122252363. The reversal of 122252308 is 803252221.

It is a super-2 number, since 2×1222523082 = 29891253622653728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804216 + ... + 804367.

Almost surely, 2122252308 is an apocalyptic number.

It is an amenable number.

122252308 is a deficient number, since it is larger than the sum of its proper divisors (102949452).

122252308 is a wasteful number, since it uses less digits than its factorization.

122252308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608606 (or 1608604 counting only the distinct ones).

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

The square root of 122252308 is about 11056.7765646232. The cubic root of 122252308 is about 496.3092341951.

The spelling of 122252308 in words is "one hundred twenty-two million, two hundred fifty-two thousand, three hundred eight".

Divisors: 1 2 4 19 38 76 1608583 3217166 6434332 30563077 61126154 122252308