Search a number
-
+
2020300229987 = 134011088935591
BaseRepresentation
bin11101011001100011010…
…001110000110101100011
321011010202012022101022222
4131121203101300311203
5231100033324324422
64144040233221255
7265650631420034
oct35314321606543
97133665271288
102020300229987
117098938a1066
1228766a56182b
1311868a1ba690
146dad69a8a8b
15378452a0842
hex1d663470d63

2020300229987 has 16 divisors (see below), whose sum is σ = 2181395240640. Its totient is φ = 1860018816000.

The previous prime is 2020300229977. The next prime is 2020300229989. The reversal of 2020300229987 is 7899220030202.

It is a cyclic number.

It is not a de Polignac number, because 2020300229987 - 24 = 2020300229971 is a prime.

It is a super-2 number, since 2×20203002299872 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020300229989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56746562 + ... + 56782152.

It is an arithmetic number, because the mean of its divisors is an integer number (136337202540).

Almost surely, 22020300229987 is an apocalyptic number.

2020300229987 is a deficient number, since it is larger than the sum of its proper divisors (161095010653).

2020300229987 is a wasteful number, since it uses less digits than its factorization.

2020300229987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46894.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 2020300229987 in words is "two trillion, twenty billion, three hundred million, two hundred twenty-nine thousand, nine hundred eighty-seven".

Divisors: 1 13 401 5213 10889 35591 141557 462683 4366489 14271991 56764357 185535883 387550399 5038155187 155407709999 2020300229987