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42245633053 = 134157781733
BaseRepresentation
bin100111010110000010…
…010011010000011101
311001001011121111221001
4213112002103100131
51143004340224203
631223554310301
73023612645641
oct472602232035
9131034544831
1042245633053
1116a09616428
12822bb88391
133ca33a0710
14208a926c21
151173c1991d
hex9d609341d

42245633053 has 8 divisors (see below), whose sum is σ = 45506299608. Its totient is φ = 38986538304.

The previous prime is 42245633051. The next prime is 42245633057. The reversal of 42245633053 is 35033654224.

It can be written as a sum of positive squares in 4 ways, for example, as 1287159129 + 40958473924 = 35877^2 + 202382^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42245633053 - 21 = 42245633051 is a prime.

It is a super-2 number, since 2×422456330532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42245633051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336826 + ... + 444907.

It is an arithmetic number, because the mean of its divisors is an integer number (5688287451).

Almost surely, 242245633053 is an apocalyptic number.

It is an amenable number.

42245633053 is a deficient number, since it is larger than the sum of its proper divisors (3260666555).

42245633053 is a wasteful number, since it uses less digits than its factorization.

42245633053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785903.

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 42245633053 in words is "forty-two billion, two hundred forty-five million, six hundred thirty-three thousand, fifty-three".

Divisors: 1 13 4157 54041 781733 10162529 3249664081 42245633053