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151887148 = 22719927259
BaseRepresentation
bin10010000110110…
…01110100101100
3101120210122222221
421003121310230
5302340342043
623023245124
73523006450
oct1103316454
9346718887
10151887148
1178811076
1242a497a4
132560cb6a
141625a660
15d5038ed
hex90d9d2c

151887148 has 24 divisors (see below), whose sum is σ = 305312000. Its totient is φ = 64765008.

The previous prime is 151887103. The next prime is 151887157. The reversal of 151887148 is 841788151.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8058 + ... + 19201.

Almost surely, 2151887148 is an apocalyptic number.

It is an amenable number.

151887148 is an abundant number, since it is smaller than the sum of its proper divisors (153424852).

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

151887148 is a wasteful number, since it uses less digits than its factorization.

151887148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27469 (or 27467 counting only the distinct ones).

The product of its digits is 71680, while the sum is 43.

The square root of 151887148 is about 12324.2504031685. The cubic root of 151887148 is about 533.5482205255.

The spelling of 151887148 in words is "one hundred fifty-one million, eight hundred eighty-seven thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 199 398 796 1393 2786 5572 27259 54518 109036 190813 381626 763252 5424541 10849082 21698164 37971787 75943574 151887148