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151142136 = 2336297589
BaseRepresentation
bin10010000001000…
…11111011111000
3101112101211000220
421000203323320
5302143022021
622555300040
73513454425
oct1100437370
9345354026
10151142136
1178352362
124274a620
132540ba22
1416104d4c
15d407cc6
hex9023ef8

151142136 has 16 divisors (see below), whose sum is σ = 377855400. Its totient is φ = 50380704.

The previous prime is 151142107. The next prime is 151142137. The reversal of 151142136 is 631241151.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 6297589 = 151142136 / (1 + 5 + 1 + 1 + 4 + 2 + 1 + 3 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151142137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3148771 + ... + 3148818.

Almost surely, 2151142136 is an apocalyptic number.

It is an amenable number.

151142136 is an abundant number, since it is smaller than the sum of its proper divisors (226713264).

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

151142136 is a wasteful number, since it uses less digits than its factorization.

151142136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6297598 (or 6297594 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 151142136 is about 12293.9877989203. The cubic root of 151142136 is about 532.6744324839.

Adding to 151142136 its reverse (631241151), we get a palindrome (782383287).

The spelling of 151142136 in words is "one hundred fifty-one million, one hundred forty-two thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 24 6297589 12595178 18892767 25190356 37785534 50380712 75571068 151142136