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144420062 = 2611183771
BaseRepresentation
bin10001001101110…
…10110011011110
3101001202022002012
420212322303132
5243432420222
622155231222
73402356513
oct1046726336
9331668065
10144420062
1174580a26
1240448512
1323bc7177
141527530a
15ca2b1e2
hex89bacde

144420062 has 8 divisors (see below), whose sum is σ = 220181592. Its totient is φ = 71026200.

The previous prime is 144420053. The next prime is 144420079. The reversal of 144420062 is 260024441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591764 + ... + 592007.

It is an arithmetic number, because the mean of its divisors is an integer number (27522699).

Almost surely, 2144420062 is an apocalyptic number.

144420062 is a deficient number, since it is larger than the sum of its proper divisors (75761530).

144420062 is a wasteful number, since it uses less digits than its factorization.

144420062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183834.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 144420062 is about 12017.4898377323. The cubic root of 144420062 is about 524.6574478931.

The spelling of 144420062 in words is "one hundred forty-four million, four hundred twenty thousand, sixty-two".

Divisors: 1 2 61 122 1183771 2367542 72210031 144420062