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130234030 = 2533133931
BaseRepresentation
bin1111100001100…
…11011010101110
3100002001120111121
413300303122232
5231314442110
620531211154
73140654023
oct760633256
9302046447
10130234030
1167571833
1237746aba
1320c9b174
141342154a
15b677cda
hex7c336ae

130234030 has 16 divisors (see below), whose sum is σ = 234551664. Its totient is φ = 52064640.

The previous prime is 130234009. The next prime is 130234031. The reversal of 130234030 is 30432031.

It is a junction number, because it is equal to n+sod(n) for n = 130233995 and 130234013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130234031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31165 + ... + 35095.

It is an arithmetic number, because the mean of its divisors is an integer number (14659479).

Almost surely, 2130234030 is an apocalyptic number.

130234030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130234030 is a deficient number, since it is larger than the sum of its proper divisors (104317634).

130234030 is a wasteful number, since it uses less digits than its factorization.

130234030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 130234030 is about 11412.0125306626. The cubic root of 130234030 is about 506.8835064657.

Adding to 130234030 its reverse (30432031), we get a palindrome (160666061).

It can be divided in two parts, 130 and 234030, that multiplied together give a triangular number (30423900 = T7800).

The spelling of 130234030 in words is "one hundred thirty million, two hundred thirty-four thousand, thirty".

Divisors: 1 2 5 10 3313 3931 6626 7862 16565 19655 33130 39310 13023403 26046806 65117015 130234030