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123201014 = 261600507
BaseRepresentation
bin1110101011111…
…10010111110110
322120211021000112
413111332113312
5223014413024
620120343022
73024122426
oct725762766
9276737015
10123201014
11635a8822
1235314a72
131c6a7c11
1412510486
15ac3900e
hex757e5f6

123201014 has 4 divisors (see below), whose sum is σ = 184801524. Its totient is φ = 61600506.

The previous prime is 123201011. The next prime is 123201031. The reversal of 123201014 is 410102321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410102321 = 1297316193.

It is a self number, because there is not a number n which added to its sum of digits gives 123201014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123201011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30800252 + ... + 30800255.

It is an arithmetic number, because the mean of its divisors is an integer number (46200381).

Almost surely, 2123201014 is an apocalyptic number.

123201014 is a deficient number, since it is larger than the sum of its proper divisors (61600510).

123201014 is an equidigital number, since it uses as much as digits as its factorization.

123201014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61600509.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 123201014 is about 11099.5952178447. The cubic root of 123201014 is about 497.5897520790.

Adding to 123201014 its reverse (410102321), we get a palindrome (533303335).

The spelling of 123201014 in words is "one hundred twenty-three million, two hundred one thousand, fourteen".

Divisors: 1 2 61600507 123201014