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2528026974 = 2321112767813
BaseRepresentation
bin1001011010101110…
…1010000101011110
320112011221002001200
42112223222011132
520134133330344
61054504220330
7116434606014
oct22653520536
96464832050
102528026974
1110880070a0
125a676a6a6
13313993365
1419da688b4
15ebe15069
hex96aea15e

2528026974 has 24 divisors (see below), whose sum is σ = 5975336952. Its totient is φ = 766068720.

The previous prime is 2528026957. The next prime is 2528026981. The reversal of 2528026974 is 4796208252.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6383709 + ... + 6384104.

It is an arithmetic number, because the mean of its divisors is an integer number (248972373).

Almost surely, 22528026974 is an apocalyptic number.

2528026974 is an abundant number, since it is smaller than the sum of its proper divisors (3447309978).

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

2528026974 is a wasteful number, since it uses less digits than its factorization.

2528026974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12767832 (or 12767829 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 2528026974 is about 50279.4886012179. The cubic root of 2528026974 is about 1362.2617666575.

The spelling of 2528026974 in words is "two billion, five hundred twenty-eight million, twenty-six thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 12767813 25535626 38303439 76606878 114910317 140445943 229820634 280891886 421337829 842675658 1264013487 2528026974