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122102495 = 540160899
BaseRepresentation
bin1110100011100…
…10001011011111
322111202110010122
413101302023133
5222224234440
620041025155
73011565644
oct721621337
9274673118
10122102495
1162a18459
1234a851bb
131c3b1bc8
1412305dcb
15aabd7b5
hex74722df

122102495 has 8 divisors (see below), whose sum is σ = 146890800. Its totient is φ = 97436800.

The previous prime is 122102473. The next prime is 122102503. The reversal of 122102495 is 594201221.

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

It is not a de Polignac number, because 122102495 - 212 = 122098399 is a prime.

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, 28445 + ... + 32454.

It is an arithmetic number, because the mean of its divisors is an integer number (18361350).

Almost surely, 2122102495 is an apocalyptic number.

122102495 is a deficient number, since it is larger than the sum of its proper divisors (24788305).

122102495 is an equidigital number, since it uses as much as digits as its factorization.

122102495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61305.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 122102495 is about 11049.9997737557. Note that the first 3 decimals coincide. The cubic root of 122102495 is about 496.1064187523.

The spelling of 122102495 in words is "one hundred twenty-two million, one hundred two thousand, four hundred ninety-five".

Divisors: 1 5 401 2005 60899 304495 24420499 122102495