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5201202100 = 225252012021
BaseRepresentation
bin1001101100000010…
…00000101110110100
3111102110222102221211
410312001000232310
541123001431400
62220035451204
7242614326343
oct46601005664
914373872854
105201202100
112229a41136
121011a56b04
1364b7470a3
14374ab7b5a
1520694bdba
hex136040bb4

5201202100 has 18 divisors (see below), whose sum is σ = 11286608774. Its totient is φ = 2080480800.

The previous prime is 5201202059. The next prime is 5201202119. The reversal of 5201202100 is 12021025.

It can be written as a sum of positive squares in 3 ways, for example, as 199317924 + 5001884176 = 14118^2 + 70724^2 .

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 26005911 + ... + 26006110.

Almost surely, 25201202100 is an apocalyptic number.

5201202100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5201202100 is an abundant number, since it is smaller than the sum of its proper divisors (6085406674).

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

5201202100 is a wasteful number, since it uses less digits than its factorization.

5201202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52012035 (or 52012028 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 5201202100 is about 72119.3600914484. The cubic root of 5201202100 is about 1732.6117011688.

Adding to 5201202100 its reverse (12021025), we get a palindrome (5213223125).

The spelling of 5201202100 in words is "five billion, two hundred one million, two hundred two thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 52012021 104024042 208048084 260060105 520120210 1040240420 1300300525 2600601050 5201202100