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1301343025 = 52716911061
BaseRepresentation
bin100110110010000…
…1110101100110001
310100200201002000211
41031210032230301
510131120434100
6333044144121
744151142663
oct11544165461
93320632024
101301343025
11608635304
12303998041
131797b8378
14c4b90533
15793a81ba
hex4d90eb31

1301343025 has 24 divisors (see below), whose sum is σ = 1640305728. Its totient is φ = 1023960000.

The previous prime is 1301343023. The next prime is 1301343031. The reversal of 1301343025 is 5203431031.

It is not a de Polignac number, because 1301343025 - 21 = 1301343023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301342987 and 1301343005.

It is not an unprimeable number, because it can be changed into a prime (1301343023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1225995 + ... + 1227055.

It is an arithmetic number, because the mean of its divisors is an integer number (68346072).

Almost surely, 21301343025 is an apocalyptic number.

It is an amenable number.

1301343025 is a deficient number, since it is larger than the sum of its proper divisors (338962703).

1301343025 is a wasteful number, since it uses less digits than its factorization.

1301343025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833 (or 1828 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1301343025 is about 36074.1323526984. The cubic root of 1301343025 is about 1091.7685916397.

Adding to 1301343025 its reverse (5203431031), we get a palindrome (6504774056).

The spelling of 1301343025 in words is "one billion, three hundred one million, three hundred forty-three thousand, twenty-five".

Divisors: 1 5 25 71 355 691 1061 1775 3455 5305 17275 26525 49061 75331 245305 376655 733151 1226525 1883275 3665755 18328775 52053721 260268605 1301343025