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2030140220 = 225731390507
BaseRepresentation
bin111100100000001…
…0111101100111100
312020111001210211112
41321000113230330
513124203441340
6533240541152
7101210623103
oct17100275474
95214053745
102030140220
11951a63439
12487a817b8
1326479b104
141538a303a
15bd368065
hex79017b3c

2030140220 has 24 divisors (see below), whose sum is σ = 4321698864. Its totient is φ = 800931456.

The previous prime is 2030140219. The next prime is 2030140261. The reversal of 2030140220 is 220410302.

It is a junction number, because it is equal to n+sod(n) for n = 2030140195 and 2030140204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693794 + ... + 696713.

It is an arithmetic number, because the mean of its divisors is an integer number (180070786).

Almost surely, 22030140220 is an apocalyptic number.

2030140220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030140220 is an abundant number, since it is smaller than the sum of its proper divisors (2291558644).

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

2030140220 is a wasteful number, since it uses less digits than its factorization.

2030140220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390589 (or 1390587 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2030140220 is about 45057.0773575029. The cubic root of 2030140220 is about 1266.2185698777.

Adding to 2030140220 its reverse (220410302), we get a palindrome (2250550522).

The spelling of 2030140220 in words is "two billion, thirty million, one hundred forty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 73 146 292 365 730 1460 1390507 2781014 5562028 6952535 13905070 27810140 101507011 203014022 406028044 507535055 1015070110 2030140220