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123133143310 = 2548725284013
BaseRepresentation
bin111001010101101001…
…1101010100100001110
3102202211100201210010021
41302223103222210032
54004134041041220
6132322214332354
711616232310002
oct1625323524416
9382740653107
10123133143310
11482474a4061
121ba4505a0ba
13b7c4348018
145d614ca702
15330a0994aa
hex1cab4ea90e

123133143310 has 16 divisors (see below), whose sum is σ = 222094778976. Its totient is φ = 49152119328.

The previous prime is 123133143283. The next prime is 123133143317. The reversal of 123133143310 is 13341331321.

It is a super-2 number, since 2×1231331433102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123133143317) 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 in 7 ways as a sum of consecutive naturals, for example, 12637137 + ... + 12646876.

It is an arithmetic number, because the mean of its divisors is an integer number (13880923686).

Almost surely, 2123133143310 is an apocalyptic number.

123133143310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123133143310 is a deficient number, since it is larger than the sum of its proper divisors (98961635666).

123133143310 is a wasteful number, since it uses less digits than its factorization.

123133143310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25284507.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 123133143310 its reverse (13341331321), we get a palindrome (136474474631).

It can be divided in two parts, 1231331 and 43310, that added together give a square (1274641 = 11292).

The spelling of 123133143310 in words is "one hundred twenty-three billion, one hundred thirty-three million, one hundred forty-three thousand, three hundred ten".

Divisors: 1 2 5 10 487 974 2435 4870 25284013 50568026 126420065 252840130 12313314331 24626628662 61566571655 123133143310