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142450416 = 2432989239
BaseRepresentation
bin10000111110110…
…01111011110000
3100221001020020100
420133121323300
5242431403131
622045112400
73346544223
oct1037317360
9327036210
10142450416
1173456119
123b858700
13236877b4
1414cc15ba
15c78c7e6
hex87d9ef0

142450416 has 30 divisors (see below), whose sum is σ = 398663720. Its totient is φ = 47483424.

The previous prime is 142450409. The next prime is 142450423. The reversal of 142450416 is 614054241.

142450416 is a `hidden beast` number, since 1 + 4 + 245 + 0 + 416 = 666.

It is an interprime number because it is at equal distance from previous prime (142450409) and next prime (142450423).

It is a self number, because there is not a number n which added to its sum of digits gives 142450416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 494476 + ... + 494763.

Almost surely, 2142450416 is an apocalyptic number.

142450416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142450416 is an abundant number, since it is smaller than the sum of its proper divisors (256213304).

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

142450416 is a wasteful number, since it uses less digits than its factorization.

142450416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989253 (or 989244 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 142450416 is about 11935.2593603993. The cubic root of 142450416 is about 522.2613743662.

The spelling of 142450416 in words is "one hundred forty-two million, four hundred fifty thousand, four hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 989239 1978478 2967717 3956956 5935434 7913912 8903151 11870868 15827824 17806302 23741736 35612604 47483472 71225208 142450416