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49621974495 = 3567223221413
BaseRepresentation
bin101110001101101100…
…110011110111011111
311202002020111111010020
4232031230303313133
51303111211140440
634443535043223
73404451552402
oct561554636737
9152066444106
1049621974495
111a054346985
12974a370513
1348aa6534b2
14258a449d39
1514565c23d0
hexb8db33ddf

49621974495 has 32 divisors (see below), whose sum is σ = 80941873152. Its totient is φ = 25953028992.

The previous prime is 49621974487. The next prime is 49621974517. The reversal of 49621974495 is 59447912694.

It is not a de Polignac number, because 49621974495 - 23 = 49621974487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113409 + ... + 334821.

It is an arithmetic number, because the mean of its divisors is an integer number (2529433536).

Almost surely, 249621974495 is an apocalyptic number.

49621974495 is a deficient number, since it is larger than the sum of its proper divisors (31319898657).

49621974495 is a wasteful number, since it uses less digits than its factorization.

49621974495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221711.

The product of its digits is 19595520, while the sum is 60.

The spelling of 49621974495 in words is "forty-nine billion, six hundred twenty-one million, nine hundred seventy-four thousand, four hundred ninety-five".

Divisors: 1 3 5 15 67 201 223 335 669 1005 1115 3345 14941 44823 74705 221413 224115 664239 1107065 3321195 14834671 44504013 49375099 74173355 148125297 222520065 246875495 740626485 3308131633 9924394899 16540658165 49621974495