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88305963137 = 7289179113123
BaseRepresentation
bin101001000111101110…
…0100001000010000001
322102221012020201102022
41102033130201002001
52421322311310022
6104322303131225
76244206205400
oct1221734410201
9272835221368
1088305963137
11344a5461127
12151455a3b15
138433b82cc2
1443b9d29637
15246c7a4c42
hex148f721081

88305963137 has 24 divisors (see below), whose sum is σ = 104458701600. Its totient is φ = 74421606336.

The previous prime is 88305963059. The next prime is 88305963173. The reversal of 88305963137 is 73136950388.

It is not a de Polignac number, because 88305963137 - 212 = 88305959041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88305963037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 724058 + ... + 837180.

It is an arithmetic number, because the mean of its divisors is an integer number (4352445900).

Almost surely, 288305963137 is an apocalyptic number.

It is an amenable number.

88305963137 is a deficient number, since it is larger than the sum of its proper divisors (16152738463).

88305963137 is a wasteful number, since it uses less digits than its factorization.

88305963137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113405 (or 113398 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 88305963137 in words is "eighty-eight billion, three hundred five million, nine hundred sixty-three thousand, one hundred thirty-seven".

Divisors: 1 7 49 89 179 623 1253 4361 8771 15931 111517 113123 780619 791861 5543027 10067947 20249017 70475629 141743119 493329403 992201833 1802162513 12615137591 88305963137