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30401301 = 3743131257
BaseRepresentation
bin111001111111…
…0001100010101
32010012112202010
41303332030111
530240320201
63003334433
7516256350
oct163761425
963175663
1030401301
1116184a47
12a221419
1363b5848
144075297
152a07bd6
hex1cfe315

30401301 has 32 divisors (see below), whose sum is σ = 47950848. Its totient is φ = 16773120.

The previous prime is 30401269. The next prime is 30401351. The reversal of 30401301 is 10310403.

It is not a de Polignac number, because 30401301 - 25 = 30401269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30401351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118165 + ... + 118421.

It is an arithmetic number, because the mean of its divisors is an integer number (1498464).

Almost surely, 230401301 is an apocalyptic number.

It is an amenable number.

30401301 is a deficient number, since it is larger than the sum of its proper divisors (17549547).

30401301 is a wasteful number, since it uses less digits than its factorization.

30401301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441.

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

The square root of 30401301 is about 5513.7374801490. The cubic root of 30401301 is about 312.1026022677.

Adding to 30401301 its reverse (10310403), we get a palindrome (40711704).

The spelling of 30401301 in words is "thirty million, four hundred one thousand, three hundred one".

Divisors: 1 3 7 21 43 129 131 257 301 393 771 903 917 1799 2751 5397 5633 11051 16899 33153 33667 39431 77357 101001 118293 232071 235669 707007 1447681 4343043 10133767 30401301