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1470990129 = 371912571427
BaseRepresentation
bin101011110101101…
…1000011100110001
310210111221001002220
41113223120130301
511003033141004
6401544231253
751311131650
oct12753303461
93714831086
101470990129
11695376724
1235076b529
131a59a5b7b
14dd511197
1589218dd9
hex57ad8731

1470990129 has 32 divisors (see below), whose sum is σ = 2263597056. Its totient is φ = 832327680.

The previous prime is 1470990119. The next prime is 1470990181. The reversal of 1470990129 is 9210990741.

It is not a de Polignac number, because 1470990129 - 213 = 1470981937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1470990119) 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 31 ways as a sum of consecutive naturals, for example, 1030114 + ... + 1031540.

It is an arithmetic number, because the mean of its divisors is an integer number (70737408).

Almost surely, 21470990129 is an apocalyptic number.

It is an amenable number.

1470990129 is a deficient number, since it is larger than the sum of its proper divisors (792606927).

1470990129 is a wasteful number, since it uses less digits than its factorization.

1470990129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885.

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 1470990129 is about 38353.4891372350. The cubic root of 1470990129 is about 1137.2865930449.

The spelling of 1470990129 in words is "one billion, four hundred seventy million, nine hundred ninety thousand, one hundred twenty-nine".

Divisors: 1 3 7 21 191 257 573 771 1337 1427 1799 4011 4281 5397 9989 29967 49087 147261 272557 343609 366739 817671 1030827 1100217 1907899 2567173 5723697 7701519 70047149 210141447 490330043 1470990129