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10220901 = 323167887
BaseRepresentation
bin100110111111…
…010101100101
3201020021102220
4212333111211
510104032101
61003022553
7152606355
oct46772545
921207386
1010220901
115851129
12350aa59
13216b292
141500b65
15d6d636
hex9bf565

10220901 has 16 divisors (see below), whose sum is σ = 14321664. Its totient is φ = 6471344.

The previous prime is 10220863. The next prime is 10220911. The reversal of 10220901 is 10902201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10220901 - 210 = 10219877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220911) 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, 11080 + ... + 11966.

It is an arithmetic number, because the mean of its divisors is an integer number (895104).

Almost surely, 210220901 is an apocalyptic number.

It is an amenable number.

10220901 is a deficient number, since it is larger than the sum of its proper divisors (4100763).

10220901 is a wasteful number, since it uses less digits than its factorization.

10220901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 10220901 is about 3197.0143884568. The cubic root of 10220901 is about 217.0183183726.

The spelling of 10220901 in words is "ten million, two hundred twenty thousand, nine hundred one".

Divisors: 1 3 23 69 167 501 887 2661 3841 11523 20401 61203 148129 444387 3406967 10220901