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1144664301 = 31137937481
BaseRepresentation
bin100010000111010…
…0011000011101101
32221202212222020010
41010032203003231
54321013224201
6305330043433
740236325464
oct10416430355
92852788203
101144664301
11538151260
1227b419579
131531bb571
14ac0479db
156a759bd6
hex443a30ed

1144664301 has 16 divisors (see below), whose sum is σ = 1709967168. Its totient is φ = 674985600.

The previous prime is 1144664293. The next prime is 1144664317. The reversal of 1144664301 is 1034664411.

It is not a de Polignac number, because 1144664301 - 23 = 1144664293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144664351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467520 + ... + 469961.

It is an arithmetic number, because the mean of its divisors is an integer number (106872948).

Almost surely, 21144664301 is an apocalyptic number.

1144664301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1144664301 is a deficient number, since it is larger than the sum of its proper divisors (565302867).

1144664301 is a wasteful number, since it uses less digits than its factorization.

1144664301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937532.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1144664301 is about 33832.8878607783. The cubic root of 1144664301 is about 1046.0667056134.

The spelling of 1144664301 in words is "one billion, one hundred forty-four million, six hundred sixty-four thousand, three hundred one".

Divisors: 1 3 11 33 37 111 407 1221 937481 2812443 10312291 30936873 34686797 104060391 381554767 1144664301