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2001324474 = 232319673709
BaseRepresentation
bin111011101001001…
…1100100110111010
312011110211211001200
41313102130212322
513044314340344
6530331155030
7100410656142
oct16722344672
95143754050
102001324474
11937771776
1247a2a5a76
1325b81c186
1414db21922
15baa75069
hex7749c9ba

2001324474 has 48 divisors (see below), whose sum is σ = 4481917440. Its totient is φ = 644747040.

The previous prime is 2001324449. The next prime is 2001324517. The reversal of 2001324474 is 4744231002.

2001324474 is a `hidden beast` number, since 200 + 13 + 2 + 447 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 537732 + ... + 541440.

It is an arithmetic number, because the mean of its divisors is an integer number (93373280).

Almost surely, 22001324474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2001324474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2240958720).

2001324474 is an abundant number, since it is smaller than the sum of its proper divisors (2480592966).

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

2001324474 is a wasteful number, since it uses less digits than its factorization.

2001324474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715 (or 4712 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 2001324474 is about 44736.1651686865. The cubic root of 2001324474 is about 1260.1991106353.

Adding to 2001324474 its reverse (4744231002), we get a palindrome (6745555476).

The spelling of 2001324474 in words is "two billion, one million, three hundred twenty-four thousand, four hundred seventy-four".

Divisors: 1 2 3 6 9 18 31 62 93 186 279 558 967 1934 2901 3709 5802 7418 8703 11127 17406 22254 29977 33381 59954 66762 89931 114979 179862 229958 269793 344937 539586 689874 1034811 2069622 3586603 7173206 10759809 21519618 32279427 64558854 111184693 222369386 333554079 667108158 1000662237 2001324474