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130420053 = 32107135431
BaseRepresentation
bin1111100011000…
…00110101010101
3100002102000200100
413301200311111
5231341420203
620535204313
73142360251
oct761406525
9302360610
10130420053
1167689575
1237816699
1321034a3a
141346d261
15b6b2ea3
hex7c60d55

130420053 has 12 divisors (see below), whose sum is σ = 190146528. Its totient is φ = 86133480.

The previous prime is 130420001. The next prime is 130420067. The reversal of 130420053 is 350024031.

It is not a de Polignac number, because 130420053 - 28 = 130419797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130427053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66753 + ... + 68678.

It is an arithmetic number, because the mean of its divisors is an integer number (15845544).

Almost surely, 2130420053 is an apocalyptic number.

It is an amenable number.

130420053 is a deficient number, since it is larger than the sum of its proper divisors (59726475).

130420053 is a wasteful number, since it uses less digits than its factorization.

130420053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135544 (or 135541 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 130420053 is about 11420.1599375841. The cubic root of 130420053 is about 507.1247315161.

Adding to 130420053 its reverse (350024031), we get a palindrome (480444084).

The spelling of 130420053 in words is "one hundred thirty million, four hundred twenty thousand, fifty-three".

Divisors: 1 3 9 107 321 963 135431 406293 1218879 14491117 43473351 130420053