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130440147 = 3414192531
BaseRepresentation
bin1111100011001…
…01101111010011
3100002110001020120
413301211233103
5231343041042
620535441323
73142502655
oct761455723
9302401216
10130440147
11676a2682
1237826243
1321040c26
14134766d5
15b6b8dec
hex7c65bd3

130440147 has 16 divisors (see below), whose sum is σ = 178657920. Its totient is φ = 84603200.

The previous prime is 130440109. The next prime is 130440197. The reversal of 130440147 is 741044031.

It is a cyclic number.

It is not a de Polignac number, because 130440147 - 26 = 130440083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130440197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50272 + ... + 52802.

It is an arithmetic number, because the mean of its divisors is an integer number (11166120).

Almost surely, 2130440147 is an apocalyptic number.

130440147 is a deficient number, since it is larger than the sum of its proper divisors (48217773).

130440147 is a wasteful number, since it uses less digits than its factorization.

130440147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 130440147 is about 11421.0396637084. The cubic root of 130440147 is about 507.1507746509.

Adding to 130440147 its reverse (741044031), we get a palindrome (871484178).

The spelling of 130440147 in words is "one hundred thirty million, four hundred forty thousand, one hundred forty-seven".

Divisors: 1 3 41 123 419 1257 2531 7593 17179 51537 103771 311313 1060489 3181467 43480049 130440147