Search a number
-
+
1068932744 = 231112146963
BaseRepresentation
bin111111101101101…
…001111010001000
32202111101102001122
4333231221322020
54142121321434
6254022534412
735326530665
oct7755517210
92674342048
101068932744
114a9425aa0
12259b97408
131405c3ca9
14a1d72a6c
1563c9ac2e
hex3fb69e88

1068932744 has 16 divisors (see below), whose sum is σ = 2186453520. Its totient is φ = 485878480.

The previous prime is 1068932741. The next prime is 1068932789. The reversal of 1068932744 is 4472398601.

It is a super-2 number, since 2×10689327442 = 2285234422390739072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 1068932695 and 1068932704.

It is not an unprimeable number, because it can be changed into a prime (1068932741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6073394 + ... + 6073569.

It is an arithmetic number, because the mean of its divisors is an integer number (136653345).

Almost surely, 21068932744 is an apocalyptic number.

It is an amenable number.

1068932744 is an abundant number, since it is smaller than the sum of its proper divisors (1117520776).

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

1068932744 is a wasteful number, since it uses less digits than its factorization.

1068932744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12146980 (or 12146976 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 1068932744 is about 32694.5369136802. The cubic root of 1068932744 is about 1022.4689465963.

The spelling of 1068932744 in words is "one billion, sixty-eight million, nine hundred thirty-two thousand, seven hundred forty-four".

Divisors: 1 2 4 8 11 22 44 88 12146963 24293926 48587852 97175704 133616593 267233186 534466372 1068932744