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1960360049 = 17115315297
BaseRepresentation
bin111010011011000…
…1011100001110001
312001121202121102202
41310312023201301
513003323010144
6522305152545
766402533264
oct16466134161
95047677382
101960360049
1191663257a
1246862b755
132531a867b
141484dacdb
15b718264e
hex74d8b871

1960360049 has 4 divisors (see below), whose sum is σ = 2075675364. Its totient is φ = 1845044736.

The previous prime is 1960360027. The next prime is 1960360063. The reversal of 1960360049 is 9400630691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9400630691 = 29324159679.

It can be written as a sum of positive squares in 2 ways, for example, as 617870449 + 1342489600 = 24857^2 + 36640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1960360049 - 216 = 1960294513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1960359994 and 1960360021.

It is not an unprimeable number, because it can be changed into a prime (1960360069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57657632 + ... + 57657665.

It is an arithmetic number, because the mean of its divisors is an integer number (518918841).

Almost surely, 21960360049 is an apocalyptic number.

It is an amenable number.

1960360049 is a deficient number, since it is larger than the sum of its proper divisors (115315315).

1960360049 is a wasteful number, since it uses less digits than its factorization.

1960360049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115315314.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 1960360049 is about 44275.9533945911. The cubic root of 1960360049 is about 1251.5415751752.

The spelling of 1960360049 in words is "one billion, nine hundred sixty million, three hundred sixty thousand, forty-nine".

Divisors: 1 17 115315297 1960360049