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154130413 = 1953153059
BaseRepresentation
bin10010010111111…
…01011111101101
3101202000122011211
421023331133231
5303424133123
623143314421
73551041543
oct1113753755
9352018154
10154130413
117a003508
124374ba11
1325c16c38
1416681d93
15d7e840d
hex92fd7ed

154130413 has 8 divisors (see below), whose sum is σ = 165304800. Its totient is φ = 143262288.

The previous prime is 154130411. The next prime is 154130441. The reversal of 154130413 is 314031451.

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

It is a cyclic number.

It is not a de Polignac number, because 154130413 - 21 = 154130411 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 (154130411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75523 + ... + 77536.

It is an arithmetic number, because the mean of its divisors is an integer number (20663100).

Almost surely, 2154130413 is an apocalyptic number.

It is an amenable number.

154130413 is a deficient number, since it is larger than the sum of its proper divisors (11174387).

154130413 is a wasteful number, since it uses less digits than its factorization.

154130413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153131.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 154130413 is about 12414.9270235471. The cubic root of 154130413 is about 536.1621031290.

Adding to 154130413 its reverse (314031451), we get a palindrome (468161864).

The spelling of 154130413 in words is "one hundred fifty-four million, one hundred thirty thousand, four hundred thirteen".

Divisors: 1 19 53 1007 153059 2908121 8112127 154130413