Search a number
-
+
1301203141 = 71167715919
BaseRepresentation
bin100110110001110…
…1100100011000101
310100200102222010221
41031203230203011
510131102000031
6333041144341
744150021110
oct11543544305
93320388127
101301203141
1160854a1a7
1230392b0b1
131797697b4
14c4b55577
157937ba11
hex4d8ec8c5

1301203141 has 8 divisors (see below), whose sum is σ = 1487310080. Its totient is φ = 1115151408.

The previous prime is 1301203109. The next prime is 1301203147. The reversal of 1301203141 is 1413021031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1301203141 - 25 = 1301203109 is a prime.

It is a super-2 number, since 2×13012031412 = 3386259228296531762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301203147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73780 + ... + 89698.

It is an arithmetic number, because the mean of its divisors is an integer number (185913760).

Almost surely, 21301203141 is an apocalyptic number.

It is an amenable number.

1301203141 is a deficient number, since it is larger than the sum of its proper divisors (186106939).

1301203141 is a wasteful number, since it uses less digits than its factorization.

1301203141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27603.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1301203141 is about 36072.1934597828. The cubic root of 1301203141 is about 1091.7294714315.

Adding to 1301203141 its reverse (1413021031), we get a palindrome (2714224172).

The spelling of 1301203141 in words is "one billion, three hundred one million, two hundred three thousand, one hundred forty-one".

Divisors: 1 7 11677 15919 81739 111433 185886163 1301203141