Search a number
-
+
52154314151 = 1932631027489
BaseRepresentation
bin110000100100101000…
…111010110110100111
311222121201112200001212
4300210220322312213
51323303001023101
635543115542035
73524301233012
oct604450726647
9158551480055
1052154314151
1120133829175
12a13645a91b
134bc2196824
14274a8b8379
151553a8a1bb
hexc24a3ada7

52154314151 has 8 divisors (see below), whose sum is σ = 52623927840. Its totient is φ = 51686756352.

The previous prime is 52154314129. The next prime is 52154314153. The reversal of 52154314151 is 15141345125.

52154314151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-52154314151 is a prime.

It is a super-2 number, since 2×521543141512 (a number of 22 digits) 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 (52154314153) 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, 462986 + ... + 564503.

It is an arithmetic number, because the mean of its divisors is an integer number (6577990980).

Almost surely, 252154314151 is an apocalyptic number.

52154314151 is a deficient number, since it is larger than the sum of its proper divisors (469613689).

52154314151 is a wasteful number, since it uses less digits than its factorization.

52154314151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027945.

The product of its digits is 12000, while the sum is 32.

Adding to 52154314151 its reverse (15141345125), we get a palindrome (67295659276).

The spelling of 52154314151 in words is "fifty-two billion, one hundred fifty-four million, three hundred fourteen thousand, one hundred fifty-one".

Divisors: 1 193 263 50759 1027489 198305377 270229607 52154314151