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140215233054 = 23133163019203
BaseRepresentation
bin1000001010010101111…
…0101010101000011110
3111101220211200211222210
42002211132222220132
54244130044424204
6144225231021250
713062443546631
oct2024536525036
9441824624883
10140215233054
11545129309a6
122321196a826
13102b7350a30
146b02057c18
1539a9a89389
hex20a57aaa1e

140215233054 has 64 divisors (see below), whose sum is σ = 311827396608. Its totient is φ = 41740272000.

The previous prime is 140215233043. The next prime is 140215233089. The reversal of 140215233054 is 450332512041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15231217 + ... + 15240419.

It is an arithmetic number, because the mean of its divisors is an integer number (4872303072).

Almost surely, 2140215233054 is an apocalyptic number.

140215233054 is an abundant number, since it is smaller than the sum of its proper divisors (171612163554).

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

140215233054 is a wasteful number, since it uses less digits than its factorization.

140215233054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15553.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 140215233054 its reverse (450332512041), we get a palindrome (590547745095).

The spelling of 140215233054 in words is "one hundred forty billion, two hundred fifteen million, two hundred thirty-three thousand, fifty-four".

Divisors: 1 2 3 6 13 26 31 39 62 78 93 186 403 806 1209 2418 6301 9203 12602 18406 18903 27609 37806 55218 81913 119639 163826 195331 239278 245739 285293 358917 390662 491478 570586 585993 717834 855879 1171986 1711758 2539303 3708809 5078606 7417618 7617909 11126427 15235818 22252854 57988103 115976206 173964309 347928618 753845339 1507690678 1797631193 2261536017 3595262386 4523072034 5392893579 10785787158 23369205509 46738411018 70107616527 140215233054