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145686416030 = 25107233958211
BaseRepresentation
bin1000011110101110010…
…1100100101010011110
3111221001010200202002022
42013223211210222132
54341331210303110
6150532153300142
713345150050461
oct2075345445236
9457033622068
10145686416030
1156870202721
122429a104652
13109799b4ccc
1470a092d2d8
153bca065755
hex21eb964a9e

145686416030 has 32 divisors (see below), whose sum is σ = 264804059520. Its totient is φ = 57704271520.

The previous prime is 145686416003. The next prime is 145686416053. The reversal of 145686416030 is 30614686541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2473625 + ... + 2531835.

It is an arithmetic number, because the mean of its divisors is an integer number (8275126860).

Almost surely, 2145686416030 is an apocalyptic number.

145686416030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145686416030 is a deficient number, since it is larger than the sum of its proper divisors (119117643490).

145686416030 is a wasteful number, since it uses less digits than its factorization.

145686416030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60664.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 145686416030 in words is "one hundred forty-five billion, six hundred eighty-six million, four hundred sixteen thousand, thirty".

Divisors: 1 2 5 10 107 214 535 1070 2339 4678 11695 23390 58211 116422 250273 291055 500546 582110 1251365 2502730 6228577 12457154 31142885 62285770 136155529 272311058 680777645 1361555290 14568641603 29137283206 72843208015 145686416030