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100230213 = 3157241883
BaseRepresentation
bin1011111100101…
…10010001000101
320222121020000010
411332112101011
5201124331323
613540140433
72324641236
oct576262105
9228536003
10100230213
1151639496
1229697719
13179c4525
14d45108d
158becc93
hex5f96445

100230213 has 16 divisors (see below), whose sum is σ = 135202496. Its totient is φ = 66044160.

The previous prime is 100230173. The next prime is 100230239. The reversal of 100230213 is 312032001.

It is a happy number.

It is not a de Polignac number, because 100230213 - 222 = 96035909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100230313) 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, 113070 + ... + 113952.

It is an arithmetic number, because the mean of its divisors is an integer number (8450156).

Almost surely, 2100230213 is an apocalyptic number.

It is an amenable number.

100230213 is a deficient number, since it is larger than the sum of its proper divisors (34972283).

100230213 is a wasteful number, since it uses less digits than its factorization.

100230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284.

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

The square root of 100230213 is about 10011.5040328614. The cubic root of 100230213 is about 464.5147950792.

Adding to 100230213 its reverse (312032001), we get a palindrome (412262214).

The spelling of 100230213 in words is "one hundred million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 157 241 471 723 883 2649 37837 113511 138631 212803 415893 638409 33410071 100230213