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20310012302 = 217597353303
BaseRepresentation
bin10010111010100100…
…100011000110001110
31221102102212112011212
4102322210203012032
5313043330343202
613155202014422
71316205153566
oct227244430616
957372775155
1020310012302
118682521938
123b29947412
131bb899ca78
14da9543da6
157dd0a6652
hex4ba92318e

20310012302 has 8 divisors (see below), whose sum is σ = 32257078416. Its totient is φ = 9557652832.

The previous prime is 20310012271. The next prime is 20310012377. The reversal of 20310012302 is 20321001302.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298676618 + ... + 298676685.

It is an arithmetic number, because the mean of its divisors is an integer number (4032134802).

Almost surely, 220310012302 is an apocalyptic number.

20310012302 is a deficient number, since it is larger than the sum of its proper divisors (11947066114).

20310012302 is a wasteful number, since it uses less digits than its factorization.

20310012302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597353322.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 20310012302 its reverse (20321001302), we get a palindrome (40631013604).

The spelling of 20310012302 in words is "twenty billion, three hundred ten million, twelve thousand, three hundred two".

Divisors: 1 2 17 34 597353303 1194706606 10155006151 20310012302