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142419060 = 22345719661
BaseRepresentation
bin10000111110100…
…10010001110100
3100220222122020000
420133102101310
5242424402220
622044311300
73346353630
oct1037222164
9326878200
10142419060
1173434603
123b842530
1323676444
1414cb3dc0
15c783390
hex87d2474

142419060 has 240 divisors, whose sum is σ = 538285440. Its totient is φ = 30792960.

The previous prime is 142419037. The next prime is 142419083. The reversal of 142419060 is 60914241.

It is an interprime number because it is at equal distance from previous prime (142419037) and next prime (142419083).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 79 ways as a sum of consecutive naturals, for example, 215130 + ... + 215790.

It is an arithmetic number, because the mean of its divisors is an integer number (2242856).

Almost surely, 2142419060 is an apocalyptic number.

142419060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142419060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269142720).

142419060 is an abundant number, since it is smaller than the sum of its proper divisors (395866380).

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

142419060 is a wasteful number, since it uses less digits than its factorization.

142419060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708 (or 697 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 142419060 is about 11933.9457012339. The cubic root of 142419060 is about 522.2230517231.

The spelling of 142419060 in words is "one hundred forty-two million, four hundred nineteen thousand, sixty".