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5312005011 = 321737938351
BaseRepresentation
bin1001111001001111…
…01100001110010011
3111201012110210222100
410330213230032103
541334333130021
62235034411443
7245431204035
oct47447541623
914635423870
105312005011
112286540a95
121042b90b83
136686a0a41
143856bbc55
15211537626
hex13c9ec393

5312005011 has 24 divisors (see below), whose sum is σ = 8343825984. Its totient is φ = 3242937600.

The previous prime is 5312005007. The next prime is 5312005021. The reversal of 5312005011 is 1105002135.

It is not a de Polignac number, because 5312005011 - 22 = 5312005007 is a prime.

It is a super-2 number, since 2×53120050112 = 56434794473778220242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5312005021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463515 + ... + 474836.

It is an arithmetic number, because the mean of its divisors is an integer number (347659416).

Almost surely, 25312005011 is an apocalyptic number.

5312005011 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5312005011 is a deficient number, since it is larger than the sum of its proper divisors (3031820973).

5312005011 is a wasteful number, since it uses less digits than its factorization.

5312005011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938411 (or 938408 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 5312005011 is about 72883.5030099405. The cubic root of 5312005011 is about 1744.8288172348.

Adding to 5312005011 its reverse (1105002135), we get a palindrome (6417007146).

The spelling of 5312005011 in words is "five billion, three hundred twelve million, five thousand, eleven".

Divisors: 1 3 9 17 37 51 111 153 333 629 1887 5661 938351 2815053 8445159 15951967 34718987 47855901 104156961 143567703 312470883 590222779 1770668337 5312005011