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130053146 = 265026573
BaseRepresentation
bin1111100000001…
…11010000011010
3100001201101101012
413300013100122
5231243200041
620523253522
73136301456
oct760072032
9301641335
10130053146
1167458943
123767a2a2
1320c36a32
14133b5666
15b63e3eb
hex7c0741a

130053146 has 4 divisors (see below), whose sum is σ = 195079722. Its totient is φ = 65026572.

The previous prime is 130053127. The next prime is 130053151. The reversal of 130053146 is 641350031.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 127125625 + 2927521 = 11275^2 + 1711^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32513285 + ... + 32513288.

Almost surely, 2130053146 is an apocalyptic number.

130053146 is a deficient number, since it is larger than the sum of its proper divisors (65026576).

130053146 is an equidigital number, since it uses as much as digits as its factorization.

130053146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65026575.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 130053146 is about 11404.0846191178. The cubic root of 130053146 is about 506.6487250303.

The spelling of 130053146 in words is "one hundred thirty million, fifty-three thousand, one hundred forty-six".

Divisors: 1 2 65026573 130053146