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1402213141 = 7200316163
BaseRepresentation
bin101001110010100…
…0001001100010101
310121201111210211001
41103211001030111
510332431310031
6351050143301
746514420650
oct12345011425
93551453731
101402213141
1165a57053a
12331721b31
13194674c24
14d432a897
1583180861
hex53941315

1402213141 has 4 divisors (see below), whose sum is σ = 1602529312. Its totient is φ = 1201896972.

The previous prime is 1402213123. The next prime is 1402213157. The reversal of 1402213141 is 1413122041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1402213141 - 211 = 1402211093 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 (1402213121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100158075 + ... + 100158088.

It is an arithmetic number, because the mean of its divisors is an integer number (400632328).

Almost surely, 21402213141 is an apocalyptic number.

It is an amenable number.

1402213141 is a deficient number, since it is larger than the sum of its proper divisors (200316171).

1402213141 is an equidigital number, since it uses as much as digits as its factorization.

1402213141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200316170.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1402213141 is about 37446.1365296875. The cubic root of 1402213141 is about 1119.2781118209.

Adding to 1402213141 its reverse (1413122041), we get a palindrome (2815335182).

The spelling of 1402213141 in words is "one billion, four hundred two million, two hundred thirteen thousand, one hundred forty-one".

Divisors: 1 7 200316163 1402213141