Search a number
-
+
130792541 = 1143276517
BaseRepresentation
bin1111100101110…
…11110001011101
3100010002221122012
413302323301131
5231440330131
620551201005
73145501235
oct762736135
9303087565
10130792541
1167913410
1237976165
1321135449
1413528cc5
15b73852b
hex7cbbc5d

130792541 has 8 divisors (see below), whose sum is σ = 146001504. Its totient is φ = 116136720.

The previous prime is 130792537. The next prime is 130792573. The reversal of 130792541 is 145297031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130792541 - 22 = 130792537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130792498 and 130792507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130792141) 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, 137786 + ... + 138731.

It is an arithmetic number, because the mean of its divisors is an integer number (18250188).

Almost surely, 2130792541 is an apocalyptic number.

130792541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

130792541 is a deficient number, since it is larger than the sum of its proper divisors (15208963).

130792541 is a wasteful number, since it uses less digits than its factorization.

130792541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276571.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 130792541 is about 11436.4566627955. The cubic root of 130792541 is about 507.6070661537.

The spelling of 130792541 in words is "one hundred thirty million, seven hundred ninety-two thousand, five hundred forty-one".

Divisors: 1 11 43 473 276517 3041687 11890231 130792541