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141993412 = 22115983659
BaseRepresentation
bin10000111011010…
…10010111000100
3100220012000100021
420131222113010
5242322242122
622031224524
73342631651
oct1035522704
9326160307
10141993412
1173173830
123b678144
1323557792
1414c02c28
15c6ec1c7
hex876a5c4

141993412 has 48 divisors (see below), whose sum is σ = 279417600. Its totient is φ = 62588960.

The previous prime is 141993407. The next prime is 141993433. The reversal of 141993412 is 214399141.

Together with 137424188 it forms an amicable pair .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215139 + ... + 215797.

It is an arithmetic number, because the mean of its divisors is an integer number (5821200).

Almost surely, 2141993412 is an apocalyptic number.

It is an amenable number.

141993412 is a deficient number, since it is larger than the sum of its proper divisors (137424188).

141993412 is a wasteful number, since it uses less digits than its factorization.

141993412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 814 counting only the distinct ones).

The product of its digits is 7776, while the sum is 34.

The square root of 141993412 is about 11916.0988582673. The cubic root of 141993412 is about 521.7022763626.

The spelling of 141993412 in words is "one hundred forty-one million, nine hundred ninety-three thousand, four hundred twelve".

Divisors: 1 2 4 11 22 44 59 83 118 166 236 332 649 659 913 1298 1318 1826 2596 2636 3652 4897 7249 9794 14498 19588 28996 38881 53867 54697 77762 107734 109394 155524 215468 218788 427691 601667 855382 1203334 1710764 2406668 3227123 6454246 12908492 35498353 70996706 141993412