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401120430 = 23553252277
BaseRepresentation
bin10111111010001…
…001110010101110
31000221210000210020
4113322021302232
51310141323210
6103445223010
712640316214
oct2772116256
91027700706
10401120430
11196470797
12b2401a66
1365144589
143b3b6cb4
1525335770
hex17e89cae

401120430 has 32 divisors (see below), whose sum is σ = 980856864. Its totient is φ = 104946816.

The previous prime is 401120411. The next prime is 401120443. The reversal of 401120430 is 34021104.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124549 + ... + 127728.

It is an arithmetic number, because the mean of its divisors is an integer number (30651777).

Almost surely, 2401120430 is an apocalyptic number.

401120430 is an abundant number, since it is smaller than the sum of its proper divisors (579736434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401120430 is a wasteful number, since it uses less digits than its factorization.

401120430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252340.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 401120430 is about 20027.9911623707. The cubic root of 401120430 is about 737.4936082947.

Adding to 401120430 its reverse (34021104), we get a palindrome (435141534).

The spelling of 401120430 in words is "four hundred one million, one hundred twenty thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 53 106 159 265 318 530 795 1590 252277 504554 756831 1261385 1513662 2522770 3784155 7568310 13370681 26741362 40112043 66853405 80224086 133706810 200560215 401120430