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401290303888 = 2492107272299
BaseRepresentation
bin1011101011011101100…
…01000001100110010000
31102100210121111121011201
411311232301001212100
523033320304211023
6504203351520544
740664230205635
oct5655661014620
91370717447151
10401290303888
11145205a07851
1265933389154
132bac2a5cb76
14155cb6bc18c
15a689d20bad
hex5d6ec41990

401290303888 has 20 divisors (see below), whose sum is σ = 777511260400. Its totient is φ = 200642236704.

The previous prime is 401290303873. The next prime is 401290303913. The reversal of 401290303888 is 888303092104.

It is a super-2 number, since 2×4012903038882 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337563 + ... + 1609861.

It is an arithmetic number, because the mean of its divisors is an integer number (38875563020).

Almost surely, 2401290303888 is an apocalyptic number.

It is an amenable number.

401290303888 is a deficient number, since it is larger than the sum of its proper divisors (376220956512).

401290303888 is a wasteful number, since it uses less digits than its factorization.

401290303888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364414 (or 364408 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 401290303888 in words is "four hundred one billion, two hundred ninety million, three hundred three thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 16 92107 184214 272299 368428 544598 736856 1089196 1473712 2178392 4356784 25080643993 50161287986 100322575972 200645151944 401290303888