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386245113642 = 232731313077309
BaseRepresentation
bin1011001111011100000…
…00001011011100101010
31100220222002022202010100
411213232000023130222
522312012222114032
6453234421130230
736622341203343
oct5475600133452
91326862282110
10386245113642
1113989532a723
1262a34859976
132a565a50a2b
14149a14930ca
15a0a908197c
hex59ee00b72a

386245113642 has 96 divisors (see below), whose sum is σ = 857705808960. Its totient is φ = 125587687680.

The previous prime is 386245113641. The next prime is 386245113659. The reversal of 386245113642 is 246311542683.

386245113642 is a `hidden beast` number, since 3 + 8 + 62 + 4 + 511 + 36 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (386245113641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52841484 + ... + 52848792.

It is an arithmetic number, because the mean of its divisors is an integer number (8934435510).

Almost surely, 2386245113642 is an apocalyptic number.

386245113642 is an abundant number, since it is smaller than the sum of its proper divisors (471460695318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

386245113642 is a wasteful number, since it uses less digits than its factorization.

386245113642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828 (or 7825 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 386245113642 in words is "three hundred eighty-six billion, two hundred forty-five million, one hundred thirteen thousand, six hundred forty-two".

Divisors: 1 2 3 6 9 18 73 131 146 219 262 307 393 438 614 657 786 921 1179 1314 1842 2358 2763 5526 7309 9563 14618 19126 21927 22411 28689 40217 43854 44822 57378 65781 67233 80434 86067 120651 131562 134466 172134 201699 241302 361953 403398 533557 723906 957479 1067114 1600671 1914958 2243863 2872437 2935841 3201342 4487726 4802013 5744874 5871682 6731589 8617311 8807523 9604026 13463178 17234622 17615046 20194767 26422569 40389534 52845138 69895967 139791934 163801999 209687901 293946053 327603998 419375802 491405997 587892106 629063703 881838159 982811994 1258127406 1474217991 1763676318 2645514477 2948435982 5291028954 21458061869 42916123738 64374185607 128748371214 193122556821 386245113642