Search a number
-
+
2142104300 = 225273060149
BaseRepresentation
bin111111110101101…
…1110101011101100
312112021202011200022
41333223132223230
513341334314200
6552320421312
7104040405020
oct17753365354
95467664608
102142104300
119aa186736
124b9477838
13281a4044b
141646ca380
15c80d2885
hex7fadeaec

2142104300 has 36 divisors (see below), whose sum is σ = 5312420400. Its totient is φ = 734435520.

The previous prime is 2142104269. The next prime is 2142104323. The reversal of 2142104300 is 34012412.

It is a super-2 number, since 2×21421043002 = 9177221664156980000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1529375 + ... + 1530774.

Almost surely, 22142104300 is an apocalyptic number.

2142104300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2142104300 is an abundant number, since it is smaller than the sum of its proper divisors (3170316100).

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

2142104300 is a wasteful number, since it uses less digits than its factorization.

2142104300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060170 (or 3060163 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2142104300 is about 46282.8726420476. The cubic root of 2142104300 is about 1289.0809911789.

Adding to 2142104300 its reverse (34012412), we get a palindrome (2176116712).

The spelling of 2142104300 in words is "two billion, one hundred forty-two million, one hundred four thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 3060149 6120298 12240596 15300745 21421043 30601490 42842086 61202980 76503725 85684172 107105215 153007450 214210430 306014900 428420860 535526075 1071052150 2142104300