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154401030 = 232571912899
BaseRepresentation
bin10010011001111…
…11100100000110
3101202112101101200
421030333210012
5304011313110
623153203330
73553246530
oct1114774406
9352471350
10154401030
117a178863
1243860546
1325cb0174
1416712850
15d84d6c0
hex933f906

154401030 has 96 divisors (see below), whose sum is σ = 482976000. Its totient is φ = 33431616.

The previous prime is 154400989. The next prime is 154401041. The reversal of 154401030 is 30104451.

It is a happy number.

154401030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 154400994 and 154401012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5521 + ... + 18419.

It is an arithmetic number, because the mean of its divisors is an integer number (5031000).

Almost surely, 2154401030 is an apocalyptic number.

154401030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 154401030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241488000).

154401030 is an abundant number, since it is smaller than the sum of its proper divisors (328574970).

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

154401030 is a wasteful number, since it uses less digits than its factorization.

154401030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12938 (or 12935 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 154401030 is about 12425.8210996296. The cubic root of 154401030 is about 536.4757114610.

Adding to 154401030 its reverse (30104451), we get a palindrome (184505481).

The spelling of 154401030 in words is "one hundred fifty-four million, four hundred one thousand, thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 19 21 30 35 38 42 45 57 63 70 90 95 105 114 126 133 171 190 210 266 285 315 342 399 570 630 665 798 855 1197 1330 1710 1995 2394 3990 5985 11970 12899 25798 38697 64495 77394 90293 116091 128990 180586 193485 232182 245081 270879 386970 451465 490162 541758 580455 735243 812637 902930 1160910 1225405 1354395 1470486 1625274 1715567 2205729 2450810 2708790 3431134 3676215 4063185 4411458 5146701 7352430 8126370 8577835 10293402 11028645 15440103 17155670 22057290 25733505 30880206 51467010 77200515 154401030