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107442285389 = 187157425059
BaseRepresentation
bin110010000010000001…
…1110010101101001101
3101021022211121121112022
41210010003302231031
53230020211113024
6121205221015525
710522343233355
oct1440403625515
9337284547468
10107442285389
114162540728a
12189a62545a5
13a193640aca
1452b362bb65
152bdc7bb35e
hex19040f2b4d

107442285389 has 4 divisors (see below), whose sum is σ = 107499712320. Its totient is φ = 107384858460.

The previous prime is 107442285383. The next prime is 107442285403. The reversal of 107442285389 is 983582244701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 107442285389 - 24 = 107442285373 is a prime.

It is a super-2 number, since 2×1074422853892 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 107442285389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107442285383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28710659 + ... + 28714400.

It is an arithmetic number, because the mean of its divisors is an integer number (26874928080).

Almost surely, 2107442285389 is an apocalyptic number.

It is an amenable number.

107442285389 is a deficient number, since it is larger than the sum of its proper divisors (57426931).

107442285389 is an equidigital number, since it uses as much as digits as its factorization.

107442285389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57426930.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 107442285389 in words is "one hundred seven billion, four hundred forty-two million, two hundred eighty-five thousand, three hundred eighty-nine".

Divisors: 1 1871 57425059 107442285389