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38285515034 = 2133161778699
BaseRepresentation
bin100011101001111111…
…101001100100011010
310122211011221200021022
4203221333221210122
51111402042440114
625331011242442
72523515336234
oct435177514432
9118734850238
1038285515034
11152671a2118
1275058a9422
1337c1b03c10
141bd29d5254
15ee122148e
hex8e9fe991a

38285515034 has 32 divisors (see below), whose sum is σ = 64887513600. Its totient is φ = 16819876800.

The previous prime is 38285515031. The next prime is 38285515039. The reversal of 38285515034 is 43051558283.

It is a super-2 number, since 2×382855150342 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38285515031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 340184 + ... + 438515.

It is an arithmetic number, because the mean of its divisors is an integer number (2027734800).

Almost surely, 238285515034 is an apocalyptic number.

38285515034 is a deficient number, since it is larger than the sum of its proper divisors (26601998566).

38285515034 is a wasteful number, since it uses less digits than its factorization.

38285515034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778806.

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 38285515034 in words is "thirty-eight billion, two hundred eighty-five million, five hundred fifteen thousand, thirty-four".

Divisors: 1 2 13 26 31 61 62 122 403 793 806 1586 1891 3782 24583 49166 778699 1557398 10123087 20246174 24139669 47500639 48279338 95001278 313815697 617508307 627631394 1235016614 1472519809 2945039618 19142757517 38285515034