Search a number
-
+
20130011202 = 2371721658429
BaseRepresentation
bin10010101111110101…
…111001100001000010
31220221220011112002110
4102233311321201002
5312211240324302
613125252000150
71311561162210
oct225765714102
956856145073
1020130011202
11859a9593a4
123a99600056
131b8a5c8542
14d8d689cb0
157cc39cb6c
hex4afd79842

20130011202 has 48 divisors (see below), whose sum is σ = 48877248960. Its totient is φ = 5413108992.

The previous prime is 20130011201. The next prime is 20130011207. The reversal of 20130011202 is 20211003102.

It is not an unprimeable number, because it can be changed into a prime (20130011201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 817077 + ... + 841352.

It is an arithmetic number, because the mean of its divisors is an integer number (1018276020).

Almost surely, 220130011202 is an apocalyptic number.

20130011202 is an abundant number, since it is smaller than the sum of its proper divisors (28747237758).

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

20130011202 is a wasteful number, since it uses less digits than its factorization.

20130011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658475 (or 1658458 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20130011202 its reverse (20211003102), we get a palindrome (40341014304).

The spelling of 20130011202 in words is "twenty billion, one hundred thirty million, eleven thousand, two hundred two".

Divisors: 1 2 3 6 7 14 17 21 34 42 51 102 119 238 289 357 578 714 867 1734 2023 4046 6069 12138 1658429 3316858 4975287 9950574 11609003 23218006 28193293 34827009 56386586 69654018 84579879 169159758 197353051 394706102 479285981 592059153 958571962 1184118306 1437857943 2875715886 3355001867 6710003734 10065005601 20130011202