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151380383 = 7111965979
BaseRepresentation
bin10010000010111…
…10000110011111
3101112211220211212
421001132012133
5302223133013
623004335035
73515466140
oct1101360637
9345756755
10151380383
11784a5360
124284447b
13254932bb
1416167ac7
15d4536a8
hex905e19f

151380383 has 8 divisors (see below), whose sum is σ = 188734080. Its totient is φ = 117958680.

The previous prime is 151380343. The next prime is 151380401. The reversal of 151380383 is 383083151.

151380383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 151380383 - 28 = 151380127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151380343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982913 + ... + 983066.

It is an arithmetic number, because the mean of its divisors is an integer number (23591760).

Almost surely, 2151380383 is an apocalyptic number.

151380383 is a deficient number, since it is larger than the sum of its proper divisors (37353697).

151380383 is a wasteful number, since it uses less digits than its factorization.

151380383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965997.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 151380383 is about 12303.6735571129. The cubic root of 151380383 is about 532.9541723919.

The spelling of 151380383 in words is "one hundred fifty-one million, three hundred eighty thousand, three hundred eighty-three".

Divisors: 1 7 11 77 1965979 13761853 21625769 151380383