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151030430 = 25197310889
BaseRepresentation
bin10010000000010…
…00101010011110
3101112012010210122
421000020222132
5302130433210
622553034542
73512510645
oct1100105236
9345163718
10151030430
1178286441
12426b5a52
132539cc25
14160b635c
15d3d4b55
hex9008a9e

151030430 has 32 divisors (see below), whose sum is σ = 290109600. Its totient is φ = 56443392.

The previous prime is 151030427. The next prime is 151030441. The reversal of 151030430 is 34030151.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 151030399 and 151030408.

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, 8426 + ... + 19314.

It is an arithmetic number, because the mean of its divisors is an integer number (9065925).

Almost surely, 2151030430 is an apocalyptic number.

151030430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151030430 is a deficient number, since it is larger than the sum of its proper divisors (139079170).

151030430 is a wasteful number, since it uses less digits than its factorization.

151030430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10988.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 151030430 is about 12289.4438442104. The cubic root of 151030430 is about 532.5431706204.

Adding to 151030430 its reverse (34030151), we get a palindrome (185060581).

The spelling of 151030430 in words is "one hundred fifty-one million, thirty thousand, four hundred thirty".

Divisors: 1 2 5 10 19 38 73 95 146 190 365 730 1387 2774 6935 10889 13870 21778 54445 108890 206891 413782 794897 1034455 1589794 2068910 3974485 7948970 15103043 30206086 75515215 151030430