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145087132029 = 3713152739779
BaseRepresentation
bin1000011100011111011…
…1011111000101111101
3111212111101000221222120
42013013313133011331
54334114301211104
6150352504433153
713324252163010
oct2070767370575
9455441027876
10145087132029
11565929a3794
12241514787b9
13108b27aa2a8
1470450d1377
153b92639cd9
hex21c7ddf17d

145087132029 has 16 divisors (see below), whose sum is σ = 222772830720. Its totient is φ = 82274053680.

The previous prime is 145087132027. The next prime is 145087132039. The reversal of 145087132029 is 920231780541.

It is not a de Polignac number, because 145087132029 - 21 = 145087132027 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145087132027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26367139 + ... + 26372640.

It is an arithmetic number, because the mean of its divisors is an integer number (13923301920).

Almost surely, 2145087132029 is an apocalyptic number.

It is an amenable number.

145087132029 is a deficient number, since it is larger than the sum of its proper divisors (77685698691).

145087132029 is a wasteful number, since it uses less digits than its factorization.

145087132029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52739920.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 145087132029 in words is "one hundred forty-five billion, eighty-seven million, one hundred thirty-two thousand, twenty-nine".

Divisors: 1 3 7 21 131 393 917 2751 52739779 158219337 369178453 1107535359 6908911049 20726733147 48362377343 145087132029