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151030160 = 2451887877
BaseRepresentation
bin10010000000010…
…00100110010000
3101112012010102122
421000020212100
5302130431120
622553033412
73512510111
oct1100104620
9345163378
10151030160
1178286216
12426b5868
132539ca78
14160b6208
15d3d4a25
hex9008990

151030160 has 20 divisors (see below), whose sum is σ = 351145308. Its totient is φ = 60412032.

The previous prime is 151030157. The next prime is 151030163. The reversal of 151030160 is 61030151.

It is an interprime number because it is at equal distance from previous prime (151030157) and next prime (151030163).

It can be written as a sum of positive squares in 2 ways, for example, as 120736144 + 30294016 = 10988^2 + 5504^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×1510301603 (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (151030163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 943859 + ... + 944018.

Almost surely, 2151030160 is an apocalyptic number.

151030160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151030160 is an abundant number, since it is smaller than the sum of its proper divisors (200115148).

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

151030160 is a wasteful number, since it uses less digits than its factorization.

151030160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1887890 (or 1887884 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 151030160 is about 12289.4328591681. The cubic root of 151030160 is about 532.5428532743.

Subtracting from 151030160 its reverse (61030151), we obtain a palindrome (90000009).

The spelling of 151030160 in words is "one hundred fifty-one million, thirty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 1887877 3775754 7551508 9439385 15103016 18878770 30206032 37757540 75515080 151030160