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122707093 = 2310351797
BaseRepresentation
bin1110101000001…
…01110010010101
322112220011111011
413110011302111
5222403111333
620102012221
73016664425
oct724056225
9275804434
10122707093
11632a0723
1235117071
131c564162
1412422485
15ab8c9cd
hex7505c95

122707093 has 8 divisors (see below), whose sum is σ = 129287808. Its totient is φ = 116230224.

The previous prime is 122707063. The next prime is 122707103. The reversal of 122707093 is 390707221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122707093 - 25 = 122707061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122707043) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 23530 + ... + 28267.

It is an arithmetic number, because the mean of its divisors is an integer number (16160976).

Almost surely, 2122707093 is an apocalyptic number.

It is an amenable number.

122707093 is a deficient number, since it is larger than the sum of its proper divisors (6580715).

122707093 is a wasteful number, since it uses less digits than its factorization.

122707093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51923.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 122707093 is about 11077.3233680344. The cubic root of 122707093 is about 496.9239047522.

The spelling of 122707093 in words is "one hundred twenty-two million, seven hundred seven thousand, ninety-three".

Divisors: 1 23 103 2369 51797 1191331 5335091 122707093