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142000124 = 22729174877
BaseRepresentation
bin10000111011010…
…11111111111100
3100220012100112212
420131223333330
5242323000444
622031315552
73342660350
oct1035537774
9326170485
10142000124
1173178882
123b67bbb8
132355a856
1414c05460
15c6ee19e
hex876bffc

142000124 has 24 divisors (see below), whose sum is σ = 293795040. Its totient is φ = 58758336.

The previous prime is 142000121. The next prime is 142000127. The reversal of 142000124 is 421000241.

142000124 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142000121) and next prime (142000127).

It is a Harshad number since it is a multiple of its sum of digits (14).

142000124 is strictly pandigital in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 142000099 and 142000108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142000121) 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, 86627 + ... + 88250.

It is an arithmetic number, because the mean of its divisors is an integer number (12241460).

Almost surely, 2142000124 is an apocalyptic number.

142000124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

142000124 is an abundant number, since it is smaller than the sum of its proper divisors (151794916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142000124 is a wasteful number, since it uses less digits than its factorization.

142000124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174917 (or 174915 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 142000124 is about 11916.3804907363. The cubic root of 142000124 is about 521.7104964869.

Adding to 142000124 its reverse (421000241), we get a palindrome (563000365).

The spelling of 142000124 in words is "one hundred forty-two million, one hundred twenty-four", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 174877 349754 699508 1224139 2448278 4896556 5071433 10142866 20285732 35500031 71000062 142000124