Search a number
-
+
154088834101 = 1494969208121
BaseRepresentation
bin1000111110000001101…
…0010000010000110101
3112201201201022210210121
42033200122100100311
510011033220142401
6154442030251541
714063315323246
oct2174032202065
9481651283717
10154088834101
115a392147794
1225a44056bb1
13116b8705217
14765a82accd
15401ca50ca1
hex23e0690435

154088834101 has 8 divisors (see below), whose sum is σ = 155154951000. Its totient is φ = 153023143680.

The previous prime is 154088834033. The next prime is 154088834111. The reversal of 154088834101 is 101438880451.

It can be written as a sum of positive squares in 4 ways, for example, as 8672451876 + 145416382225 = 93126^2 + 381335^2 .

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 154088834101 - 29 = 154088833589 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 (154088834111) 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, 636321 + ... + 844441.

It is an arithmetic number, because the mean of its divisors is an integer number (19394368875).

Almost surely, 2154088834101 is an apocalyptic number.

It is an amenable number.

154088834101 is a deficient number, since it is larger than the sum of its proper divisors (1066116899).

154088834101 is a wasteful number, since it uses less digits than its factorization.

154088834101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213239.

The product of its (nonzero) digits is 122880, while the sum is 43.

The spelling of 154088834101 in words is "one hundred fifty-four billion, eighty-eight million, eight hundred thirty-four thousand, one hundred one".

Divisors: 1 149 4969 208121 740381 31010029 1034153249 154088834101