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145102342660 = 225115911178917
BaseRepresentation
bin1000011100100011000…
…1100000101000000100
3111212112102122202001021
42013020301200220010
54334132144431120
6150354210440524
713324525363612
oct2071061405004
9455472582037
10145102342660
11565a0542760
1224156593144
13108b59a4772
1470471306b2
153b93b41aaa
hex21c8c60a04

145102342660 has 48 divisors (see below), whose sum is σ = 338050480320. Its totient is φ = 51870170240.

The previous prime is 145102342603. The next prime is 145102342663. The reversal of 145102342660 is 66243201541.

It is not an unprimeable number, because it can be changed into a prime (145102342663) 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, 5576479 + ... + 5602438.

It is an arithmetic number, because the mean of its divisors is an integer number (7042718340).

Almost surely, 2145102342660 is an apocalyptic number.

145102342660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145102342660 is an abundant number, since it is smaller than the sum of its proper divisors (192948137660).

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

145102342660 is a wasteful number, since it uses less digits than its factorization.

145102342660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11178996 (or 11178994 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 145102342660 in words is "one hundred forty-five billion, one hundred two million, three hundred forty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 59 110 118 220 236 295 590 649 1180 1298 2596 3245 6490 12980 11178917 22357834 44715668 55894585 111789170 122968087 223578340 245936174 491872348 614840435 659556103 1229680870 1319112206 2459361740 2638224412 3297780515 6595561030 7255117133 13191122060 14510234266 29020468532 36275585665 72551171330 145102342660