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764054061 = 32574432237
BaseRepresentation
bin101101100010101…
…000101000101101
31222020200222010120
4231202220220231
53031044212221
6203452155153
724635231601
oct5542505055
91866628116
10764054061
1136231a141
12193a68ab9
13c23a86c4
147368d501
15471265c6
hex2d8a8a2d

764054061 has 16 divisors (see below), whose sum is σ = 1025469504. Its totient is φ = 506015744.

The previous prime is 764054041. The next prime is 764054077. The reversal of 764054061 is 160450467.

It is a cyclic number.

It is not a de Polignac number, because 764054061 - 25 = 764054029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764054041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340435 + ... + 342671.

It is an arithmetic number, because the mean of its divisors is an integer number (64091844).

Almost surely, 2764054061 is an apocalyptic number.

It is an amenable number.

764054061 is a deficient number, since it is larger than the sum of its proper divisors (261415443).

764054061 is a wasteful number, since it uses less digits than its factorization.

764054061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2940.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 764054061 is about 27641.5278340399. The cubic root of 764054061 is about 914.2003069901.

The spelling of 764054061 in words is "seven hundred sixty-four million, fifty-four thousand, sixty-one".

Divisors: 1 3 257 443 771 1329 2237 6711 113851 341553 574909 990991 1724727 2972973 254684687 764054061