Search a number
-
+
51041554001 = 1719158023387
BaseRepresentation
bin101111100010010100…
…000100111001010001
311212202011200121002222
4233202110010321101
51314013114212001
635240445350425
73454600023224
oct574224047121
9155664617088
1051041554001
111a712698a89
129a85868415
134a75798b79
142682bb75bb
1514db03361b
hexbe2504e51

51041554001 has 8 divisors (see below), whose sum is σ = 56888419680. Its totient is φ = 45510735168.

The previous prime is 51041553989. The next prime is 51041554009. The reversal of 51041554001 is 10045514015.

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 51041554001 - 210 = 51041552977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51041554009) 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, 79011371 + ... + 79012016.

It is an arithmetic number, because the mean of its divisors is an integer number (7111052460).

Almost surely, 251041554001 is an apocalyptic number.

It is an amenable number.

51041554001 is a deficient number, since it is larger than the sum of its proper divisors (5846865679).

51041554001 is a wasteful number, since it uses less digits than its factorization.

51041554001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158023423.

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 51041554001 in words is "fifty-one billion, forty-one million, five hundred fifty-four thousand, one".

Divisors: 1 17 19 323 158023387 2686397579 3002444353 51041554001