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20626627162 = 245139228479
BaseRepresentation
bin10011001101011100…
…010101101001011010
31222020111122020010011
4103031130111221122
5314220404032122
613250432112134
71330101303151
oct231534255132
958214566104
1020626627162
118825214309
123bb799564a
131c3946723b
14dd9600598
1580ac98377
hex4cd715a5a

20626627162 has 8 divisors (see below), whose sum is σ = 30940761600. Its totient is φ = 10313039964.

The previous prime is 20626627157. The next prime is 20626627163. The reversal of 20626627162 is 26172662602.

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

It is not an unprimeable number, because it can be changed into a prime (20626627163) 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, 23962 + ... + 204517.

It is an arithmetic number, because the mean of its divisors is an integer number (3867595200).

Almost surely, 220626627162 is an apocalyptic number.

20626627162 is a deficient number, since it is larger than the sum of its proper divisors (10314134438).

20626627162 is a wasteful number, since it uses less digits than its factorization.

20626627162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273620.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 20626627162 in words is "twenty billion, six hundred twenty-six million, six hundred twenty-seven thousand, one hundred sixty-two".

Divisors: 1 2 45139 90278 228479 456958 10313313581 20626627162