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2151313301 = 53173234629
BaseRepresentation
bin1000000000111010…
…0110111110010101
312112221002001001102
42000032212332111
513401214011201
6553250035445
7104211601304
oct20016467625
95487061042
102151313301
11a043a6585
12500578b85
13283915c67
14165a0643b
15c8d0126b
hex803a6f95

2151313301 has 8 divisors (see below), whose sum is σ = 2204583480. Its totient is φ = 2098512832.

The previous prime is 2151313289. The next prime is 2151313313. The reversal of 2151313301 is 1033131512.

It is an interprime number because it is at equal distance from previous prime (2151313289) and next prime (2151313313).

It can be written as a sum of positive squares in 4 ways, for example, as 811680100 + 1339633201 = 28490^2 + 36601^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2151313301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151313391) 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, 108146 + ... + 126483.

It is an arithmetic number, because the mean of its divisors is an integer number (275572935).

Almost surely, 22151313301 is an apocalyptic number.

It is an amenable number.

2151313301 is a deficient number, since it is larger than the sum of its proper divisors (53270179).

2151313301 is a wasteful number, since it uses less digits than its factorization.

2151313301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234855.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 2151313301 is about 46382.2520044036. The cubic root of 2151313301 is about 1290.9256223546.

Adding to 2151313301 its reverse (1033131512), we get a palindrome (3184444813).

The spelling of 2151313301 in words is "two billion, one hundred fifty-one million, three hundred thirteen thousand, three hundred one".

Divisors: 1 53 173 9169 234629 12435337 40590817 2151313301