Search a number
-
+
2975069740 = 225732037719
BaseRepresentation
bin1011000101010011…
…1111011000101100
321200100010012110011
42301110333120230
522043104212430
61211114023004
7133503450466
oct26124773054
97610105404
102975069740
111297392a25
126b0417a64
13385495cc6
14203197136
151262bc22a
hexb153f62c

2975069740 has 24 divisors (see below), whose sum is σ = 6333233760. Its totient is φ = 1173725568.

The previous prime is 2975069729. The next prime is 2975069743. The reversal of 2975069740 is 479605792.

It is not an unprimeable number, because it can be changed into a prime (2975069743) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1017400 + ... + 1020319.

It is an arithmetic number, because the mean of its divisors is an integer number (263884740).

Almost surely, 22975069740 is an apocalyptic number.

2975069740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2975069740 is an abundant number, since it is smaller than the sum of its proper divisors (3358164020).

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

2975069740 is a wasteful number, since it uses less digits than its factorization.

2975069740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037801 (or 2037799 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 49.

The square root of 2975069740 is about 54544.1998749638. The cubic root of 2975069740 is about 1438.2433794896.

The spelling of 2975069740 in words is "two billion, nine hundred seventy-five million, sixty-nine thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 73 146 292 365 730 1460 2037719 4075438 8150876 10188595 20377190 40754380 148753487 297506974 595013948 743767435 1487534870 2975069740