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130290772 = 22110329531
BaseRepresentation
bin1111100010000…
…01010001010100
3100002011110100011
413301001101110
5231323301042
620532330004
73141311323
oct761012124
9302143304
10130290772
1167600427
1237773904
1320cbac41
14134380ba
15b689a17
hex7c41454

130290772 has 12 divisors (see below), whose sum is σ = 228223296. Its totient is φ = 65084120.

The previous prime is 130290767. The next prime is 130290779. The reversal of 130290772 is 277092031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130290779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10354 + ... + 19177.

It is an arithmetic number, because the mean of its divisors is an integer number (19018608).

Almost surely, 2130290772 is an apocalyptic number.

It is an amenable number.

130290772 is a deficient number, since it is larger than the sum of its proper divisors (97932524).

130290772 is a wasteful number, since it uses less digits than its factorization.

130290772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30638 (or 30636 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 130290772 is about 11414.4983244994. The cubic root of 130290772 is about 506.9571109039.

The spelling of 130290772 in words is "one hundred thirty million, two hundred ninety thousand, seven hundred seventy-two".

Divisors: 1 2 4 1103 2206 4412 29531 59062 118124 32572693 65145386 130290772