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10030401 = 321114489
BaseRepresentation
bin100110010000…
…110101000001
3200212121010100
4212100311001
510031433101
6554553013
7151154103
oct46206501
920777110
1010030401
115730a97
123438769
132102664
141491573
15d31e86
hex990d41

10030401 has 6 divisors (see below), whose sum is σ = 14488370. Its totient is φ = 6686928.

The previous prime is 10030373. The next prime is 10030421. The reversal of 10030401 is 10403001.

It can be written as a sum of positive squares in only one way, i.e., 9641025 + 389376 = 3105^2 + 624^2 .

It is not a de Polignac number, because 10030401 - 211 = 10028353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1114489 = 10030401 / (1 + 0 + 0 + 3 + 0 + 4 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10030421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557236 + ... + 557253.

Almost surely, 210030401 is an apocalyptic number.

It is an amenable number.

10030401 is a deficient number, since it is larger than the sum of its proper divisors (4457969).

10030401 is a wasteful number, since it uses less digits than its factorization.

10030401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114495 (or 1114492 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10030401 is about 3167.0808325649. The cubic root of 10030401 is about 215.6615713647.

Adding to 10030401 its reverse (10403001), we get a palindrome (20433402).

The spelling of 10030401 in words is "ten million, thirty thousand, four hundred one".

Divisors: 1 3 9 1114489 3343467 10030401