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151400139 = 3114587883
BaseRepresentation
bin10010000011000…
…10111011001011
3101112212220221120
421001202323023
5302224301024
623005010323
73515610552
oct1101427313
9345786846
10151400139
1178509190
12428539a3
132549c2a7
1416170d99
15d459479
hex9062ecb

151400139 has 8 divisors (see below), whose sum is σ = 220218432. Its totient is φ = 91757640.

The previous prime is 151400131. The next prime is 151400143. The reversal of 151400139 is 931004151.

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

It is not a de Polignac number, because 151400139 - 23 = 151400131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151400131) 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 7 ways as a sum of consecutive naturals, for example, 2293909 + ... + 2293974.

It is an arithmetic number, because the mean of its divisors is an integer number (27527304).

Almost surely, 2151400139 is an apocalyptic number.

151400139 is a deficient number, since it is larger than the sum of its proper divisors (68818293).

151400139 is a wasteful number, since it uses less digits than its factorization.

151400139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587897.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 151400139 is about 12304.4763805698. The cubic root of 151400139 is about 532.9773558992.

The spelling of 151400139 in words is "one hundred fifty-one million, four hundred thousand, one hundred thirty-nine".

Divisors: 1 3 11 33 4587883 13763649 50466713 151400139