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144298701444 = 22312024891787
BaseRepresentation
bin1000011001100011011…
…1110111001010000100
3111210110102110112112210
42012120313313022010
54331010431421234
6150142341543420
713265566503402
oct2063067671204
9453412415483
10144298701444
1156218945167
1223b71414b70
13107b8348411
146dac4d8472
153b482eabe9
hex2198df7284

144298701444 has 12 divisors (see below), whose sum is σ = 336696970064. Its totient is φ = 48099567144.

The previous prime is 144298701427. The next prime is 144298701461. The reversal of 144298701444 is 444107892441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (144298701427) and next prime (144298701461).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1442987014443 (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144298701393 and 144298701402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6012445882 + ... + 6012445905.

Almost surely, 2144298701444 is an apocalyptic number.

It is an amenable number.

144298701444 is an abundant number, since it is smaller than the sum of its proper divisors (192398268620).

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

144298701444 is a wasteful number, since it uses less digits than its factorization.

144298701444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024891794 (or 12024891792 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 48.

The spelling of 144298701444 in words is "one hundred forty-four billion, two hundred ninety-eight million, seven hundred one thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 12024891787 24049783574 36074675361 48099567148 72149350722 144298701444