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122914055 = 51111319777
BaseRepresentation
bin1110101001110…
…00010100000111
322120021200101102
413110320110013
5222431222210
620110250315
73021516005
oct724702407
9276250342
10122914055
1163422170
12351b699b
131c607414
1412477a75
15abcdea5
hex7538507

122914055 has 16 divisors (see below), whose sum is σ = 162337824. Its totient is φ = 88596480.

The previous prime is 122914027. The next prime is 122914067. The reversal of 122914055 is 550419221.

It is a de Polignac number, because none of the positive numbers 2k-122914055 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3674 + ... + 16103.

It is an arithmetic number, because the mean of its divisors is an integer number (10146114).

Almost surely, 2122914055 is an apocalyptic number.

122914055 is a deficient number, since it is larger than the sum of its proper divisors (39423769).

122914055 is a wasteful number, since it uses less digits than its factorization.

122914055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19906.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 122914055 is about 11086.6611294835. The cubic root of 122914055 is about 497.2031241423.

The spelling of 122914055 in words is "one hundred twenty-two million, nine hundred fourteen thousand, fifty-five".

Divisors: 1 5 11 55 113 565 1243 6215 19777 98885 217547 1087735 2234801 11174005 24582811 122914055