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151242055 = 532219391
BaseRepresentation
bin10010000001111…
…00010101000111
3101112120220002121
421000330111013
5302204221210
623001350411
73514351636
oct1100742507
9345526077
10151242055
1178410438
1242798407
1325445353
141612d51d
15d4276da
hex903c547

151242055 has 8 divisors (see below), whose sum is σ = 181566144. Its totient is φ = 120943200.

The previous prime is 151242041. The next prime is 151242097. The reversal of 151242055 is 550242151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151242055 - 25 = 151242023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11410 + ... + 20800.

It is an arithmetic number, because the mean of its divisors is an integer number (22695768).

Almost surely, 2151242055 is an apocalyptic number.

151242055 is a deficient number, since it is larger than the sum of its proper divisors (30324089).

151242055 is an equidigital number, since it uses as much as digits as its factorization.

151242055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12617.

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 151242055 is about 12298.0508618236. The cubic root of 151242055 is about 532.7917890632.

The spelling of 151242055 in words is "one hundred fifty-one million, two hundred forty-two thousand, fifty-five".

Divisors: 1 5 3221 9391 16105 46955 30248411 151242055