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455231130 = 23515174371
BaseRepresentation
bin11011001000100…
…100011010011010
31011201121010201020
4123020210122122
51413014344010
6113101103310
714165254314
oct3310443232
91151533636
10455231130
11213a69982
12108557b36
137340ba43
14446607b4
1529e73470
hex1b22469a

455231130 has 16 divisors (see below), whose sum is σ = 1092554784. Its totient is φ = 121394960.

The previous prime is 455231113. The next prime is 455231137. The reversal of 455231130 is 31132554.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 455231130.

It is not an unprimeable number, because it can be changed into a prime (455231137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7587156 + ... + 7587215.

It is an arithmetic number, because the mean of its divisors is an integer number (68284674).

Almost surely, 2455231130 is an apocalyptic number.

455231130 is an abundant number, since it is smaller than the sum of its proper divisors (637323654).

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

455231130 is a wasteful number, since it uses less digits than its factorization.

455231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15174381.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 455231130 is about 21336.1460906135. The cubic root of 455231130 is about 769.2673809779.

Adding to 455231130 its reverse (31132554), we get a palindrome (486363684).

The spelling of 455231130 in words is "four hundred fifty-five million, two hundred thirty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 15174371 30348742 45523113 75871855 91046226 151743710 227615565 455231130