Search a number
-
+
20310602214 = 2372206333487
BaseRepresentation
bin10010111010100110…
…110011000111100110
31221102110222111101110
4102322212303013212
5313044003232324
613155222405450
71316213161500
oct227246630746
957373874343
1020310602214
118682895071
123b29b90886
131bb8b48426
14da9658d70
157dd171329
hex4ba9b31e6

20310602214 has 48 divisors (see below), whose sum is σ = 47277554688. Its totient is φ = 5800043088.

The previous prime is 20310602173. The next prime is 20310602269. The reversal of 20310602214 is 41220601302.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 589779 + ... + 623265.

It is an arithmetic number, because the mean of its divisors is an integer number (984949056).

Almost surely, 220310602214 is an apocalyptic number.

20310602214 is an abundant number, since it is smaller than the sum of its proper divisors (26966952474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20310602214 is a wasteful number, since it uses less digits than its factorization.

20310602214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35569 (or 35562 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The spelling of 20310602214 in words is "twenty billion, three hundred ten million, six hundred two thousand, two hundred fourteen".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 2063 4126 6189 12378 14441 28882 33487 43323 66974 86646 100461 101087 200922 202174 234409 303261 468818 606522 703227 1406454 1640863 3281726 4922589 9845178 69083681 138167362 207251043 414502086 483585767 967171534 1450757301 2901514602 3385100369 6770200738 10155301107 20310602214