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672244384 = 2574763853
BaseRepresentation
bin101000000100011…
…010001010100000
31201211221112221011
4220010122022200
52334043310014
6150412310304
722441661110
oct5004321240
91654845834
10672244384
11315512179
12169172394
13a9371b56
14653d1040
153e03d7c4
hex2811a2a0

672244384 has 48 divisors (see below), whose sum is σ = 1544755968. Its totient is φ = 281970432.

The previous prime is 672244381. The next prime is 672244411. The reversal of 672244384 is 483442276.

It is not an unprimeable number, because it can be changed into a prime (672244381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21399 + ... + 42454.

It is an arithmetic number, because the mean of its divisors is an integer number (32182416).

Almost surely, 2672244384 is an apocalyptic number.

It is an amenable number.

672244384 is an abundant number, since it is smaller than the sum of its proper divisors (872511584).

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

672244384 is a wasteful number, since it uses less digits than its factorization.

672244384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63917 (or 63909 counting only the distinct ones).

The product of its digits is 258048, while the sum is 40.

The square root of 672244384 is about 25927.6760238938. The cubic root of 672244384 is about 876.0099941174.

The spelling of 672244384 in words is "six hundred seventy-two million, two hundred forty-four thousand, three hundred eighty-four".

Divisors: 1 2 4 7 8 14 16 28 32 47 56 94 112 188 224 329 376 658 752 1316 1504 2632 5264 10528 63853 127706 255412 446971 510824 893942 1021648 1787884 2043296 3001091 3575768 6002182 7151536 12004364 14303072 21007637 24008728 42015274 48017456 84030548 96034912 168061096 336122192 672244384