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144211024 = 2479271421
BaseRepresentation
bin10001001100001…
…11110001010000
3101001100200100001
420212013301100
5243404223044
622150535344
73400526206
oct1046076120
9331320301
10144211024
1174448971
1240367554
1323b52c89
141521d076
15c9d92d4
hex8987c50

144211024 has 40 divisors (see below), whose sum is σ = 284664320. Its totient is φ = 70761600.

The previous prime is 144211019. The next prime is 144211043. The reversal of 144211024 is 420112441.

It is a junction number, because it is equal to n+sod(n) for n = 144210992 and 144211010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342334 + ... + 342754.

It is an arithmetic number, because the mean of its divisors is an integer number (7116608).

Almost surely, 2144211024 is an apocalyptic number.

It is an amenable number.

144211024 is a deficient number, since it is larger than the sum of its proper divisors (140453296).

144211024 is a wasteful number, since it uses less digits than its factorization.

144211024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779 (or 773 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 144211024 is about 12008.7894477337. The cubic root of 144211024 is about 524.4041906021.

Adding to 144211024 its reverse (420112441), we get a palindrome (564323465).

The spelling of 144211024 in words is "one hundred forty-four million, two hundred eleven thousand, twenty-four".

Divisors: 1 2 4 8 16 79 158 271 316 421 542 632 842 1084 1264 1684 2168 3368 4336 6736 21409 33259 42818 66518 85636 114091 133036 171272 228182 266072 342544 456364 532144 912728 1825456 9013189 18026378 36052756 72105512 144211024