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145167140670 = 23510944393621
BaseRepresentation
bin1000011100110010100…
…0101100011100111110
3111212200221120211012120
42013030220230130332
54334300242000140
6150404443343410
713326243223236
oct2071450543476
9455627524176
10145167140670
1156624080432
1224174221b66
13108c6241596
14705199acc6
153b996911d0
hex21cca2c73e

145167140670 has 32 divisors (see below), whose sum is σ = 351597486240. Its totient is φ = 38356087680.

The previous prime is 145167140669. The next prime is 145167140693. The reversal of 145167140670 is 76041761541.

It is a happy number.

145167140670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1451671406703 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22193541 + ... + 22200080.

It is an arithmetic number, because the mean of its divisors is an integer number (10987421445).

Almost surely, 2145167140670 is an apocalyptic number.

145167140670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145167140670 is an abundant number, since it is smaller than the sum of its proper divisors (206430345570).

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

145167140670 is a wasteful number, since it uses less digits than its factorization.

145167140670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44393740.

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 145167140670 in words is "one hundred forty-five billion, one hundred sixty-seven million, one hundred forty thousand, six hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 109 218 327 545 654 1090 1635 3270 44393621 88787242 133180863 221968105 266361726 443936210 665904315 1331808630 4838904689 9677809378 14516714067 24194523445 29033428134 48389046890 72583570335 145167140670