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5212745401 = 7994769677
BaseRepresentation
bin1001101101011010…
…00010111010111001
3111110021200220101111
410312231002322321
541133430323101
62221131120321
7243114414313
oct46655027271
914407626344
105212745401
112235505856
1210158a30a1
13650c59246
143764407b3
1520797c251
hex136b42eb9

5212745401 has 8 divisors (see below), whose sum is σ = 5284379520. Its totient is φ = 5141252688.

The previous prime is 5212745347. The next prime is 5212745459. The reversal of 5212745401 is 1045472125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5212745401 - 211 = 5212743353 is a prime.

It is a super-3 number, since 3×52127454013 (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5212745801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39975 + ... + 109651.

It is an arithmetic number, because the mean of its divisors is an integer number (660547440).

Almost surely, 25212745401 is an apocalyptic number.

It is an amenable number.

5212745401 is a deficient number, since it is larger than the sum of its proper divisors (71634119).

5212745401 is an equidigital number, since it uses as much as digits as its factorization.

5212745401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70703.

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 5212745401 is about 72199.3448792993. The cubic root of 5212745401 is about 1733.8925128278.

The spelling of 5212745401 in words is "five billion, two hundred twelve million, seven hundred forty-five thousand, four hundred one".

Divisors: 1 79 947 69677 74813 5504483 65984119 5212745401