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145660102 = 2746722279
BaseRepresentation
bin10001010111010…
…01100011000110
3101011002022002121
420223221203012
5244242110402
622242000154
73416043010
oct1053514306
9334068077
10145660102
1175248655
124094605a
132423c713
14154b91b0
15cbc3837
hex8ae98c6

145660102 has 16 divisors (see below), whose sum is σ = 250248960. Its totient is φ = 62289288.

The previous prime is 145660093. The next prime is 145660111. The reversal of 145660102 is 201066541.

It is an interprime number because it is at equal distance from previous prime (145660093) and next prime (145660111).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4602 + ... + 17677.

It is an arithmetic number, because the mean of its divisors is an integer number (15640560).

Almost surely, 2145660102 is an apocalyptic number.

145660102 is a deficient number, since it is larger than the sum of its proper divisors (104588858).

145660102 is a wasteful number, since it uses less digits than its factorization.

145660102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22755.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 145660102 is about 12068.9726986186. The cubic root of 145660102 is about 526.1547998172.

The spelling of 145660102 in words is "one hundred forty-five million, six hundred sixty thousand, one hundred two".

Divisors: 1 2 7 14 467 934 3269 6538 22279 44558 155953 311906 10404293 20808586 72830051 145660102