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42110502455 = 573138811523
BaseRepresentation
bin100111001101111110…
…110100011000110111
311000200202100011121002
4213031332310120313
51142220242034310
631202330113515
73020352236120
oct471576643067
9130622304532
1042110502455
111694a30a84a
1281b287b89b
133c813a9898
1420769cd047
151166e25da5
hex9cdfb4637

42110502455 has 16 divisors (see below), whose sum is σ = 59614500864. Its totient is φ = 27944295840.

The previous prime is 42110502403. The next prime is 42110502461. The reversal of 42110502455 is 55420501124.

It is not a de Polignac number, because 42110502455 - 26 = 42110502391 is a prime.

It is a super-2 number, since 2×421105024552 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19404677 + ... + 19406846.

It is an arithmetic number, because the mean of its divisors is an integer number (3725906304).

Almost surely, 242110502455 is an apocalyptic number.

42110502455 is a deficient number, since it is larger than the sum of its proper divisors (17503998409).

42110502455 is a wasteful number, since it uses less digits than its factorization.

42110502455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38811566.

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 42110502455 in words is "forty-two billion, one hundred ten million, five hundred two thousand, four hundred fifty-five".

Divisors: 1 5 7 31 35 155 217 1085 38811523 194057615 271680661 1203157213 1358403305 6015786065 8422100491 42110502455