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151130906 = 2257294029
BaseRepresentation
bin10010000001000…
…01001100011010
3101112101020121222
421000201030122
5302142142111
622555132042
73513406613
oct1100411432
9345336558
10151130906
1178344983
1242744022
1325406894
1416100c0a
15d4047db
hex902131a

151130906 has 8 divisors (see below), whose sum is σ = 227579220. Its totient is φ = 75271168.

The previous prime is 151130893. The next prime is 151130911. The reversal of 151130906 is 609031151.

It can be written as a sum of positive squares in 2 ways, for example, as 134768881 + 16362025 = 11609^2 + 4045^2 .

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

It is a super-3 number, since 3×1511309063 (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146501 + ... + 147528.

Almost surely, 2151130906 is an apocalyptic number.

151130906 is a deficient number, since it is larger than the sum of its proper divisors (76448314).

151130906 is a wasteful number, since it uses less digits than its factorization.

151130906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294288.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 151130906 is about 12293.5310631242. The cubic root of 151130906 is about 532.6612394234.

The spelling of 151130906 in words is "one hundred fifty-one million, one hundred thirty thousand, nine hundred six".

Divisors: 1 2 257 514 294029 588058 75565453 151130906