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2030553100 = 2252171194443
BaseRepresentation
bin111100100000111…
…1100100000001100
312020111211210012101
41321001330200030
513124310144400
6533253444444
7101214262612
oct17101744014
95214753171
102030553100
11952215664
12488040724
132648b4014
1415396d6b2
15bd3ea56a
hex7907c80c

2030553100 has 36 divisors (see below), whose sum is σ = 4665498264. Its totient is φ = 764442880.

The previous prime is 2030553071. The next prime is 2030553113. The reversal of 2030553100 is 13550302.

It is a super-2 number, since 2×20305531002 = 8246291783839220000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595522 + ... + 598921.

It is an arithmetic number, because the mean of its divisors is an integer number (129597174).

Almost surely, 22030553100 is an apocalyptic number.

2030553100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030553100 is an abundant number, since it is smaller than the sum of its proper divisors (2634945164).

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

2030553100 is a wasteful number, since it uses less digits than its factorization.

2030553100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194474 (or 1194467 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 2030553100 is about 45061.6588687101. The cubic root of 2030553100 is about 1266.3044031747.

The spelling of 2030553100 in words is "two billion, thirty million, five hundred fifty-three thousand, one hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 68 85 100 170 340 425 850 1700 1194443 2388886 4777772 5972215 11944430 20305531 23888860 29861075 40611062 59722150 81222124 101527655 119444300 203055310 406110620 507638275 1015276550 2030553100