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51084770153 = 3671069130211
BaseRepresentation
bin101111100100111000…
…111011101101101001
311212212012000012112012
4233210320323231221
51314110200121103
635245031525305
73455633244644
oct574470735551
9155765005465
1051084770153
111a735025a0a
129a98229835
134a8171a561
142688826a5b
1514dec1d2d8
hexbe4e3bb69

51084770153 has 8 divisors (see below), whose sum is σ = 51272277120. Its totient is φ = 50897526480.

The previous prime is 51084770129. The next prime is 51084770161. The reversal of 51084770153 is 35107748015.

It is a happy number.

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 51084770153 - 210 = 51084769129 is a prime.

It is a super-3 number, since 3×510847701533 (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51084770153.

It is not an unprimeable number, because it can be changed into a prime (51084770753) 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, 327218 + ... + 457428.

It is an arithmetic number, because the mean of its divisors is an integer number (6409034640).

Almost surely, 251084770153 is an apocalyptic number.

It is an amenable number.

51084770153 is a deficient number, since it is larger than the sum of its proper divisors (187506967).

51084770153 is a wasteful number, since it uses less digits than its factorization.

51084770153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131647.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 51084770153 in words is "fifty-one billion, eighty-four million, seven hundred seventy thousand, one hundred fifty-three".

Divisors: 1 367 1069 130211 392323 47787437 139195559 51084770153