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2031300201 = 37313309037
BaseRepresentation
bin111100100010011…
…0010111001101001
312020120020202000210
41321010302321221
513130003101301
6533321451333
7101223524010
oct17104627151
95216222023
102031300201
119526859a7
12488340b49
13264ab60a8
14153ac5a77
15bd4e6ad6
hex79132e69

2031300201 has 16 divisors (see below), whose sum is σ = 3105213824. Its totient is φ = 1157030784.

The previous prime is 2031300197. The next prime is 2031300211. The reversal of 2031300201 is 1020031302.

It is a happy number.

It is not a de Polignac number, because 2031300201 - 22 = 2031300197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2031300211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147946 + ... + 161091.

It is an arithmetic number, because the mean of its divisors is an integer number (194075864).

Almost surely, 22031300201 is an apocalyptic number.

2031300201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2031300201 is a deficient number, since it is larger than the sum of its proper divisors (1073913623).

2031300201 is a wasteful number, since it uses less digits than its factorization.

2031300201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309360.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2031300201 is about 45069.9478699499. The cubic root of 2031300201 is about 1266.4596878411.

Adding to 2031300201 its reverse (1020031302), we get a palindrome (3051331503).

The spelling of 2031300201 in words is "two billion, thirty-one million, three hundred thousand, two hundred one".

Divisors: 1 3 7 21 313 939 2191 6573 309037 927111 2163259 6489777 96728581 290185743 677100067 2031300201