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150256051 = 1113659641
BaseRepresentation
bin10001111010010…
…11100110110011
3101110201210112221
420331023212303
5301431143201
622524301511
73503104201
oct1075134663
9343653487
10150256051
11778a7660
12423a1897
132518b60a
1415d54071
15d2d04a1
hex8f4b9b3

150256051 has 4 divisors (see below), whose sum is σ = 163915704. Its totient is φ = 136596400.

The previous prime is 150256027. The next prime is 150256069. The reversal of 150256051 is 150652051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150652051 = 1113695641.

It is a cyclic number.

It is not a de Polignac number, because 150256051 - 219 = 149731763 is a prime.

It is a super-2 number, since 2×1502560512 = 45153761724229202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150256751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6829810 + ... + 6829831.

It is an arithmetic number, because the mean of its divisors is an integer number (40978926).

Almost surely, 2150256051 is an apocalyptic number.

150256051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

150256051 is a deficient number, since it is larger than the sum of its proper divisors (13659653).

150256051 is a wasteful number, since it uses less digits than its factorization.

150256051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13659652.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 150256051 is about 12257.8974950845. The cubic root of 150256051 is about 531.6314402729.

The spelling of 150256051 in words is "one hundred fifty million, two hundred fifty-six thousand, fifty-one".

Divisors: 1 11 13659641 150256051