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3143059969 = 7280092
BaseRepresentation
bin1011101101010111…
…0100101000000001
322010001012222201111
42323111310220001
522414110404334
61235514403321
7140613366100
oct27325645001
98101188644
103143059969
1113731a2525
12738730541
133b12235ca
1421b606037
15135e02064
hexbb574a01

3143059969 has 9 divisors (see below), whose sum is σ = 3656669187. Its totient is φ = 2693715024.

The previous prime is 3143059957. The next prime is 3143059987. The reversal of 3143059969 is 9699503413.

The square root of 3143059969 is 56063.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2032837569 + 1110222400 = 45087^2 + 33320^2 .

It is not a de Polignac number, because 3143059969 - 217 = 3142928897 is a prime.

It is a super-2 number, since 2×31430599692 = 19757651937460561922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3143059949) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 388437 + ... + 396445.

Almost surely, 23143059969 is an apocalyptic number.

3143059969 is the 56063-rd square number.

3143059969 is the 28032-nd centered octagonal number.

It is an amenable number.

3143059969 is a deficient number, since it is larger than the sum of its proper divisors (513609218).

3143059969 is an frugal number, since it uses more digits than its factorization.

3143059969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16032 (or 8016 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 49.

The cubic root of 3143059969 is about 1464.8198699891.

Multiplying 3143059969 by its sum of digits (49), we get a square (154009938481 = 3924412).

3143059969 divided by its sum of digits (49) gives a square (64144081 = 80092).

The spelling of 3143059969 in words is "three billion, one hundred forty-three million, fifty-nine thousand, nine hundred sixty-nine".