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5311581692 = 221327895423
BaseRepresentation
bin1001111001001100…
…00100110111111100
3111201011200022021212
410330212010313330
541334231103232
62235021343552
7245424461624
oct47446046774
914634608255
105311581692
112286281a3a
121042a07bb8
13668583161
1438560b884
152114a1eb2
hex13c984dfc

5311581692 has 6 divisors (see below), whose sum is σ = 9295267968. Its totient is φ = 2655790844.

The previous prime is 5311581673. The next prime is 5311581697. The reversal of 5311581692 is 2961851135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311581697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663947708 + ... + 663947715.

It is an arithmetic number, because the mean of its divisors is an integer number (1549211328).

Almost surely, 25311581692 is an apocalyptic number.

It is an amenable number.

5311581692 is a deficient number, since it is larger than the sum of its proper divisors (3983686276).

5311581692 is a wasteful number, since it uses less digits than its factorization.

5311581692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327895427 (or 1327895425 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 5311581692 is about 72880.5988724022. The cubic root of 5311581692 is about 1744.7824669515.

The spelling of 5311581692 in words is "five billion, three hundred eleven million, five hundred eighty-one thousand, six hundred ninety-two".

Divisors: 1 2 4 1327895423 2655790846 5311581692