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145041068 = 221071093109
BaseRepresentation
bin10001010010100…
…10011010101100
3101002220211221102
420221102122230
5244112303233
622220422232
73410554154
oct1051223254
9332824842
10145041068
1174965557
12406a7978
1324083a23
1415397764
15cb001e8
hex8a526ac

145041068 has 24 divisors (see below), whose sum is σ = 258627600. Its totient is φ = 71160768.

The previous prime is 145041049. The next prime is 145041109. The reversal of 145041068 is 860140541.

It is a super-2 number, since 2×1450410682 = 42073822813161248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145041068.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45098 + ... + 48206.

It is an arithmetic number, because the mean of its divisors is an integer number (10776150).

Almost surely, 2145041068 is an apocalyptic number.

It is an amenable number.

145041068 is a deficient number, since it is larger than the sum of its proper divisors (113586532).

145041068 is a wasteful number, since it uses less digits than its factorization.

145041068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3329 (or 3327 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 145041068 is about 12043.2997139488. The cubic root of 145041068 is about 525.4083812679.

The spelling of 145041068 in words is "one hundred forty-five million, forty-one thousand, sixty-eight".

Divisors: 1 2 4 107 109 214 218 428 436 3109 6218 11663 12436 23326 46652 332663 338881 665326 677762 1330652 1355524 36260267 72520534 145041068