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154000000001 = 4125911449671
BaseRepresentation
bin1000111101101100011…
…1011000010000000001
3112201111112011120022202
42033123013120100001
510010343000000001
6154425134242545
714061156254561
oct2173307302001
9481445146282
10154000000001
115a346a92381
1225a1a356455
13116a31a0b73
14764cb04da1
154014d5496b
hex23db1d8401

154000000001 has 8 divisors (see below), whose sum is σ = 157817092608. Its totient is φ = 150185812000.

The previous prime is 153999999997. The next prime is 154000000043. The reversal of 154000000001 is 100000000451.

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 154000000001 - 22 = 153999999997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154000000081) 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, 618605 + ... + 831066.

It is an arithmetic number, because the mean of its divisors is an integer number (19727136576).

Almost surely, 2154000000001 is an apocalyptic number.

It is an amenable number.

154000000001 is a deficient number, since it is larger than the sum of its proper divisors (3817092607).

154000000001 is a wasteful number, since it uses less digits than its factorization.

154000000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452303.

The product of its (nonzero) digits is 20, while the sum is 11.

Adding to 154000000001 its reverse (100000000451), we get a palindrome (254000000452).

The spelling of 154000000001 in words is "one hundred fifty-four billion, one", and thus it is an aban number.

Divisors: 1 41 2591 106231 1449671 59436511 3756097561 154000000001