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55259857151 = 4311093115849
BaseRepresentation
bin110011011101101111…
…101000000011111111
312021122011011121011222
4303131233220003333
51401133010412101
641215214303555
73664251015152
oct633557500377
9167564147158
1055259857151
1121487826634
12a8624b7bbb
1352986b2835
142963115c99
15168652b01b
hexcddbe80ff

55259857151 has 8 divisors (see below), whose sum is σ = 56550555600. Its totient is φ = 53969412672.

The previous prime is 55259857139. The next prime is 55259857157. The reversal of 55259857151 is 15175895255.

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 55259857151 - 214 = 55259840767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55259857093 and 55259857102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55259857157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419075 + ... + 534923.

It is an arithmetic number, because the mean of its divisors is an integer number (7068819450).

Almost surely, 255259857151 is an apocalyptic number.

55259857151 is a deficient number, since it is larger than the sum of its proper divisors (1290698449).

55259857151 is a wasteful number, since it uses less digits than its factorization.

55259857151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126985.

The product of its digits is 3150000, while the sum is 53.

The spelling of 55259857151 in words is "fifty-five billion, two hundred fifty-nine million, eight hundred fifty-seven thousand, one hundred fifty-one".

Divisors: 1 43 11093 115849 476999 4981507 1285112957 55259857151